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Today

    • Monday

     — Ejtemaat Events, International Outer Space Association (INTOSPASS),
    Riyadh, Saudi Arabia

    IN2SPACE 2025: Exploring Terrestrial Innovation Through Satellite Technology

    In2Space brings together global and regional leaders from both traditional and new-space sectors alongside experts in ground-based satellite infrastructure. The conference will feature insightful presentations, interactive workshops...
    $200 – $1700

    Tuesday

     — China Aerospace Science and Technology Corporation (CASC),
    Jiuquan Space Launch Center, 41°N, Gansu, China

    Launch Long March 2F/G / Shenzhou-22

    Spacecraft to be launched without crew to replace Shenzhou-20 craft docked at Tiangong Space Station but damaged by orbital debris and deemed unsafe for crew. Launch window...
    — Khrunichev State Research and Production Space Center, Moscow, Russia,
    Plesetsk Cosmodrome, ~63°N, Mirny, Russia

    Launch Angara 1.2 / Kosmos

    Launch window open 16:00-17:35 local time (UTC+3) (Hawaii Time 03:00-04:35, UTC-10) for government payload
    — American Institute of Aeronautics and Astronautics (AIAA) Space Resources Technical Committee,
    Online

    From Prospecting to Product: 5 Years of ISRU Research at ESRIC

    Kathryn Hadler of European Space Resources Innovation Centre (ESRIC) presents on In-Situ Resource Utilization, followed by Q&A. Will be recorded and later available at American Institute for...
    Free

    Wednesday

     — European Space Agency (ESA),
    Bremen, Germany

    Council at Ministerial Level for European Space Agency

    To shape strategies for next 3 years and discuss progress of Strategy 2040. Director General Josef Aschbacher will present Elevating the Future of Europe Through Space proposal. Will...
    — Canadian Space Agency (CSA-ASC),
    Toronto ON, Canada

    CSA-ASC Astronaut Jeremy Hansen Launches His E-Book

    Artemis 2 crew member Hansen will present his children's book in English and French at the Toronto Public Library, Cedarbrae branch, at 10:30 AM ET (UTC-5). Titled...
    — Space Faculty, World Robot Olympiad, Aramco,
    Marina Bay Sands / Sands Expo and Convention Centre , Singapore

    Expand Space: A deep tech playground to spark your passion to profession

    Introducing youth to artificial intelligence, virtual reality, space, robotics. Includes WRO 2025: International Final events; follows regional robot competitions worldwide, for many ages and skill levels.

    Thursday

     — Roscosmos State Corporation,
    Baikonur Cosmodrome, ~46°N, Kazakhstan

    Launch Soyuz 2.1a / Progress MS-28

    Will take crew to the International Space Station: cosmonauts Commander Sergey Kud-Sverchkov, Sergey Mikayev and Oleg Platonov, and NASA Astronaut Christopher Williams (a medical physicist on his 1st...
    — Korea Aerospace Research Institute (KARI),
    Naro Space Center, ~34°N, Goheung, Korea

    Launch Nuri (KSLV-2) / CAS500-3

    Earth observation satellite to SSO for Korea Ministry of Science, and Information and Communication Technology (ICT) industry. In time zone UTC+9, launch is planned for window 12:54-13:14...

    Friday

     — National Aeronautics and Space Administration (NASA),
    Kennedy Space Center Visitor Complex FL, USA

    Kennedy Space Center Elite VIP Tour

    Includes: Private bus tour behind NASA’s gates, making stops at iconic Kennedy Space Center landmarks. Pending spaceflight operations stops may include outside the Vehicle Assembly Building and panoramic views of Launch Complex 39’s Pads A and B. Plus, the...
    $190
    — ʻImiloa Astronomy Center,
    Hilo HI, USA

    Black Hole Friday Planetarium Show

    Black Hole Deep Dive with Astronomer in Residence Devin Chu and 2 other black hole programs, plus hands-on activities for all ages; 09:00-16:00; US$4.50-9.50 (50% off today)

    Saturday
    Mars Surface

    Autumn Equinox for Mars North Hemisphere

    The northern hemisphere's autumn equinox on Mars marks the beginning of the autumn season in the northern hemisphere and coincides with the start of the planet's dust...
    — National Aeronautics and Space Administration (NASA),
    Low Earth Orbit (LEO)

    Hubble Space Telescope Visible Pass Over Hawai’i

    Appearing at brightest magnitude 0.9, traveling from SW to E, Hubble Space Telescope will appear over Hawaiian Islands from 18:56:02 to 19:03:04 HST.

    Sunday

     — Arianespace,
    Guiana Space Centre Kourou, French Guiana

    Launch Vega-C / KOMPSAT-7

    Scheduled for 14:21 in French Guiana (UTC-3) (Hawaii Time 07:21, UTC-10), KOMPSAT-7 is for South Korea, the follow-up to KOMPSAT-3A, for Earth observation.
    — National Aeronautics and Space Administration (NASA),
    Kennedy Space Center Visitor Complex FL, USA

    Meet Astronaut Terry Wilcutt

    Wilcutt piloted Space Shuttle missions STS-68 and STS-79, and commanded STS-89 and STS-106. With over 1,007 hours in space on 4 missions, Wilcutt has received the NASA...
    $77 – $121

    • Monday

     — Indian Space Research Organisation (ISRO),
    Satish Dhawan Space Center, ~14°N, Sriharikota, India

    NET Dec — Launch LVM-3 (Launch Vehicle Mark-3) / Gaganyaan G1

    Uncrewed 1st test flight for Gaganyaan orbital mission scheduled to occur before end of year, will carry fruit flies (Drosophila melanogaster); Re-entering capsule will slow to 8m...
    — China National Space Administration (CNSA),
    Statio Tianchuan, 43° N 51.9° W, Moon Surface

    Chang’E-5 Begins Next Year on Moon

    Surpassing 5 full years on lunar surface, China National Space Administration (CNSA) Chang'E-5 lander at Statio Tianchuan "ship sailing in the Milky Way", Mons Rümker, Oceanus Procellarum,...
    — Space Renaissance International (SRI),
    Online

    Space Renaissance Webinar “Cake O’Peace”

    Guy Pignolet & Julien Leveneur to discuss the global Cake-O'Peace project to help advancement of our common objectives of space settlements. - October 4th, 2025 - -...
    — American Institute of Aeronautics and Astronautics (AIAA),
    Sydney, Australia

    AIAA 2025 Region VII Student Conference

    Conference intended for AIAA Region VII Students from around the world except Canada and Mexico, which have been incorporated into AIAA North America Regions. Online component to...
    — Institute of Electrical and Electronic Engineers (IEEE), Japan Aerospace Exploration Agency (JAXA), Japan Society for Aeronautical and Space Sciences,
    Sendai, Japan

    2025 International Conference on Space Robotics

    The International Conference on Space Robotics (iSpaRo) is a new conference aiming to provide a framework for scientists and industry experts to engage in fruitful discussions and...

    Tuesday

     — Thales Alenia Space,
    Torino, Italy

    Lunar Economy Summit

    High-level industry forum exploring the potential opportunities of an advanced, long-term Lunar ecosystem. Join leading experts as they uncover the critical topics influencing the development of the Lunar...
    — American Institute of Aeronautics and Astronautics (AIAA),
    Online

    AIAA Day of Giving

    AIAA Day of Giving to help raise US$100,000 for programs that inspire and prepare the next generation of aerospace leaders. Your support powers: Hands-on STEM programs like...

    Wednesday

     — Japan Aerospace Exploration Agency (JAXA),
    Asteroid 98943 Torifune Trajectory

    Hayabusa 2 Begins Next Year in Space

    Japan Aerospace Exploration Agency (JAXA) Hayabusa surpasses 11 full years in space today; launched Dec 3, 2014, returned samples to Earth in 2020, and now in extended...
    — Senate Commerce, Science, and Transportation Committee,
    Washington DC, USA

    Senate Hearing on Confirmation of Jared Isaacman to Head NASA

    Senate Commerce, Science and Transportation Committee, including Senators Maria Cantwell and Ted Cruz, to quiz Jared Isaacman on his plans and philosophy were he to be confirmed...
    — Moon Village Association (MVA),
    Torino, Italy

    9th Global Moon Village Workshop and Symposium

    Moon Village Association (MVA) is a non-governmental organization that promotes international collaboration for the development of lunar exploration and utilization. The 9th Global Moon Village Workshop & Symposium...
    €240 – €390
    — National Aeronautics and Space Administration (NASA),
    Online

    Planetary Sample Science Seminar

    11:00-12:00 MST; Presentation by William Bottke of Southwest Research Institute - Boulder: New Views on Terrestrial Planet Formation and Early Lunar Bombardment. Join here: https://sservi.nasa.gov/casa-moon-seminar-series Hosted by...
    — United Kingdom Space Agency (UKSA), UK Space Trade Associations, Space Scotland, Scottish Enterprise,
    Glasgow, Scotland

    Space-Comm Expo 2025: Accelerating the Commercial Future of Space

    2,300+ expected to attend for 100+ speakers. Show features: investors forum, space law symposium. Focus on industry-government meetings. At Scottish Event Campus.
    Free – £142

    Thursday

     — Norweign Space Agency,
    Oslo, Norway

    Spaceport Norway 2025: NEW

    "New Space Race, New Business, New Resilience" event with focus on Norway, the Nordics and Europe and how they can increase autonomy, business and capabilities in space....
    Nkr6,875

    Friday

     — National Aeronautics and Space Administration (NASA),
    Kennedy Space Center Visitor Complex FL, USA

    Kennedy Space Center Elite VIP Tour

    Includes: Private bus tour behind NASA’s gates, making stops at iconic Kennedy Space Center landmarks. Pending spaceflight operations stops may include outside the Vehicle Assembly Building and panoramic views...
    $190
    — SpaceX,
    SLC-40, Cape Canaveral SFS FL, ~28°N, USA

    Launch Falcon 9 / Starlink Group 6-90

    Scheduled for 13:59-17:59 to send 29 satellites to LEO for Internet system.

    Saturday

     — American Institute of Aeronautics and Astronautics (AIAA) Los Angeles Section,
    Lennox CA, USA

    AIAA Los Angeles Section Town Hall Meeting

    3I/ATLAS and Interstellar Objects, with Avi Loeb. 11:00-12:00 PT, at Lennox Library and Online. Author / Harvard Professor Loeb presents online.
    — SPACETIDE,
    Tokyo, Japan

    SPACETIDE Career Connect 2025 Winter

    Career event specializing in the space industry; 25 companies actively recruiting will exhibit, including large corporations, startups and government agencies, for positions including engineering and business professionals....
    — National Aeronautics and Space Administration (NASA),
    Kennedy Space Center Visitor Complex FL, USA

    Meet Astronaut Tom Jones

    Thomas "Tom" D. Jones flew on 4 space shuttle missions (STS-59, STS-68, STS-80, and STS-98), spending 53 total days in space and leading 3 spacewalks to install...
    $77 – $121

    Sunday

     — Japan Aerospace Exploration Agency (JAXA),
    Tanegashima Space Center, Japan

    Launch H3-22 / Michibiki 5 (QZS-5)

    Navigation system satellite intended to assist in urban canyons and mountainous areas because of inclined, elliptical geosynchronous orbit. "22" designation on H3 rocket indicates 2 engines on...

    Monday

     — Nirvana MICE,
    Dubai, United Arab Emirates

    Space Travel Summit 2025: From Space Dreams to Accessible Reality!

    Meet, engage, network with industry representatives, and discover the latest advancements from global space exploration pioneers. Industry, governments, regulators, investors, international space agencies and academics share knowledge...
    — Arizona State University (ASU),
    Tempe AZ, USA

    33rd Texas Symposium on Relativistic Astrophysics

    22 plenary speakers are confirmed, and 200+ contributed abstracts are accepted. At Arizona State University. The symposium will cover all major topics on high-energy and particle astrophysics, cosmology,...

    Tuesday

     — ISS Partners (NASA, Roscosmos, JAXA, ESA and CSA-ASC),
    Low Earth Orbit (LEO)

    Soyuz MS-27 Undocking, Expedition 74 Mission Begins

    ISS Expedition 73 members Sergey Ryzhikov, Alexey Zubritsky and Jonny Kim planned to return to Earth today in Roscosmos Soyuz MS-27 craft, landing in Kazakhstan.
    — SpaceX,
    SLC-40, Cape Canaveral SFS FL, ~28°N, USA

    Launch Falcon 9 / NROL-77

    Scheduled for 14:16 UTC-5. First stage B1096 will attempt to land back at the launch site at Landing Zone 2 (LZ-2) after its 4th flight.
    — China Aerospace Science and Technology Corporation (CASC),
    Xichang Satellite Launch Center, ~28°N, Sichuan, China

    Launch Long March 3B/E / Unknown Payload

    Scheduled for 23:10-23:57 UTC+8, this is 3rd of 3 launches today in China, each from a different launch center. The 3B/E transports heavy communications satellites into geostationary...
    — China Aerospace Science and Technology Corporation (CASC),
    Jiuquan Space Launch Center, ~41°N, Gansu, China

    Launch Long March 2D / Unknown Payload

    Scheduled for 11:40-11:56 UTC+8 from ~41°N via 2-stage orbital carrier rocket used mainly for LEO and SSO insertion, this will be launch 97 and will be either...

    Wednesday

     — European Space Agency (ESA),
    Low Earth Orbit (LEO)

    XMM-Newton Begins Next Year in Space

    European Space Agency (ESA) craft surpasses 26 full years / begins 27th year in space today, launched 1999, in very eccentric elliptical LEO studying X-ray emissions, star-forming...
    — CAS Space subsidiary of Chinese Academy of Sciences,
    Jiuquan Space Launch Center, ~41°N, Gansu, China

    Launch Kinetica 1 / Unknown Payload

    Scheduled for Noon-12:15 UTC+8 on Kinetica 1 solid-propellant 4-stage light launch vehicle, 30m tall with fairing diameter 3.35m, able to send 4,000kg to LEO or 3,000kg to...
    — Maryland Space Business Roundtable (MSBR),
    Greenbelt MD, USA

    Maryland Space Business Roundtable Luncheon

    11:30-13:00 EST, with Shawn Domagal-Goldman, Deputy Director of the Sciences and Exploration Directorate at NASA's Goddard Space Flight Center.
    — Fairchild Tropical Botanic Garden,
    Online

    Growing Beyond Earth – Chat With a Scientist

    Kellie Walters on Controlled Environment Vegetable Physiology. NASA-partnered Fairchild Tropical Botanic Garden program Growing Beyond Earth supports NASA goals of feeding Astronauts on ISS, Moon, Mars. 15:00...
    — NASA Planetary Science Division (PSD),
    Online

    Planetary Research Year-In-Review Webinar

    NASA’s Planetary Science Division (PSD) Planetary Research Programs will host a webinar at 13:00 Eastern Standard Time to celebrate the accomplishments of Planetary Research over the last...
    — Italian Space Agency (ASI), Fiera Roma,
    Fiera di Roma, Italy

    New Space Economy NSE 2025 7th Edition

    SHAPING THE FUTURE OF SPACE: "The future is not what it used to be" (Mark Strand) NSE, the benchmark event for the International Space Industry is back...

    Thursday

     — Roscosmos State Corporation,
    Plesetsk Cosmodrome, ~63°N, Mirny, Russia

    Launch Soyuz 2.1a / Obsor-R No.1

    Scheduled for 17:00-18:00 UTC+3, Obzor-R is BRLK X-band Synthetic Aperture Radar for Earth observation and is designed by TsSKB-Progress for ground resolution of 500m. Since Kazakhstan charges...
    — American Astronautical Society (AAS), American Institute of Aeronautics and Astronautics (AIAA),
    College Station TX, USA

    Daniele Mortari Astronautics Symposium

    In cooperation with the American Astronautical Society (AAS) and the American Institute of Aeronautics and Astronautics (AIAA), and sponsored by: Department of Aerospace Engineering, College of Engineering,...
    $40

    Friday

     — China Aerospace Science and Technology Corporation (CASC),
    Wenchang Space Launch Center, Hainan Island, China (19° N)

    Launch Long March 12 / Unknown Payload

    Scheduled for 07:00-07:21 UTC+8, the launch from "China's Hawai`i" is of a medium-lift rocket using kerosene and liquid oxygen propellant; the Long March 12 is capable of...
    — SpaceX,
    SLC-4E, Vandenberg SFB CA, ~35°N, USA

    Launch Falcon 9 / Starlink Group 15-12

    Scheduled for 21:34 (with window open until 01:34), 27 satellites are headed to LEO for internet system. Booster Core B1093 will attempt its 9th landing, on barge...
    — The Space Show,
    Online

    Space Show: Manuel Cuba of Helix Space

    Dr. David Livingston interviews Manuel Cuba of Helix Space in Luxembourg. Since 2022, Helix Space is a Private Research Institution accredited by the Ministry of Economy of...

    Saturday

     — Asteroid 3200 Phaethon,
    Worldwide

    Geminids Meteor Shower Peak

    Usually strongest meteor shower yearly, up to 150 hourly. Moon is 30% full.

    Sunday

     — China National Space Administration (CNSA),
    Guang Han Gong, 44.12°N 19.51°W, Moon Surface

    Chang’E-3 Lander Begins Next Year on Moon

    Surpassing 12 full years / starting 13th year on the Moon, China National Space Administration (CNSA) spacecraft at Guang Han Gong "Moon Palace", Sinus Iridum / Mare...
    — National Aeronautics and Space Administration (NASA),
    Low Earth Orbit (LEO)

    WISE / NEOWISE Begins Next Year in Space

    Surpassing 14 full years / starting 15th year in Space, the NASA Wide-field Infrared Survey Explorer spacecraft (redubbed Near-Earth Object WISE – NEOWISE) launched in 2009, went...

    Monday

     — United Launch Alliance (ULA),
    SLC-41, Cape Canaveral SFS FL, ~28°N, USA

    Launch Atlas V 551 / Amazon Leo (LA-04)

    Scheduled for 03:35 UTC-5, United Launch Alliance (ULA) rocket will take next batch of Amazon Leo (new name) satellites for internet system managed by Amazon subsidiary Kuiper...
    — Roscosmos State Corporation,
    Baikonur Cosmodrome, ~46°N, Kazakhstan

    Launch Proton-M / Blok DM-03 / Elektro-L No.5

    Scheduled for 17:20 Kazakhstan Time. Meteorological satellites developed by NPO Lavochkin. Launch cost estimated at US$65M. Built at Khrunichev State Research and Production Space Center, Moscow, with...
    — Arizona State University (ASU), National Aeronautics and Space Administration (NASA),
    Tempe AZ, USA

    High-Resolution Spectroscopy for Exoplanet Atmospheres Workshop

    Over the next few decades, the exoplanet community is poised to advance closer to answering a fundamental question about the universe and humanity's place in it: Are...

    Tuesday

     — China Aerospace Science and Technology Corporation (CASC),
    Taiyuan Satellite Launch Center (TSLC), ~39°N, Shanxi, China

    Launch Long March 4C / Unknown Payload

    Scheduled for 11:15 China Time. 3-stage, non-reusable orbital carrier rocket, also designated Chang Zheng 4C. This will be 60th launch attempt with 57 successful previously.

    Wednesday

     — Innospace,
    Alcântara Space Center, ~2°S, Brazil

    Launch HANBIT-Nano / Spaceward

    Innospace of Korea to use 1st launch of HANBIT-Nano to send to SSO 5 satellites from Brazil space agency AEB / Brazil university / Grahaa Space of...
    — Arianespace,
    Guiana Space Centre Kourou, French Guiana

    Launch Ariane 6 / Galileo Launch 14, SATs 33 + 34

    1st launch of Galileo on Ariane 6, 5th launch of Ariane 6, scheduled for 05:01 UTC (French Guiana Time 02:01). These 2 satellites will join 27 others...
    — China Aerospace Science and Technology Corporation (CASC),
    Jiuquan Space Launch Center, ~41°N, Gansu, China

    Launch Long March 12A / First Test Flight

    Launch window 10:00-12:14 China Time. 1st stage will attempt vertical landing using engines at location 300km from launch site, Minqin County, Gansu Province.
    — Rocket Lab,
    SLC-2, Wallops Flight Facility WA, ~38°N, USA

    Launch Electron / STP-S30

    STP-S30 mission for USA DoD includes research experiments and technology demonstrations includes primary payload, DISKSat.

    Thursday

     — Blue Origin,
    West Texas Suborbital Launch Site / Corn Ranch, Van Horn TX, USA Launch Site One (LSO), Van Horn, TX, United States

    Launch New Shepard / NS-37

    08:30-16:30 CST; 16th crewed flight for the New Shepard program and 37th in New Shepard program; crew is: aerospace engineer Michaela (Michi) Benthaus, physicist/investor Joey Hyde, former...
    — International Conference of Applied Science and Engineering Technology (IFERP), Shinawatra University of Thailand,
    Bangkok, Thailand

    49th World Conference on Applied Science, Engineering & Technology

    Conference theme is "WCASET Nexus: Where Science, Education and Technology Converge" and offers both in-person and virtual participation; includes sessions on space science and technology.

    Friday

     — European Space Agency (ESA),
    Sun-Earth L2 Lagrange point

    Gaia Spacecraft Begins Next Year in Space

    ESA spacecraft surpasses 12 full years in space today, begins year 13, in extended mission phase working to map more than 1 billion stars.
    — Roscosmos State Corporation,
    Baikonur Cosmodrome, ~46°N, Kazakhstan

    Launch Soyuz 2.1a / Progress MS-33 (94P)

    Resupply mission to the International Space Station from spaceport operated by Russia within Kazakhstan.

    Saturday

     — American Institute of Aeronautics and Astronautics (AIAA) Los Angeles Section,
    Rolling Hills Estates CA, USA

    Human Space Activity Past, Present, Future

    Moderated by Madhu Thangavelu. 10:00-17:00 PT. Panels include: Cis-Lunar / Lunar, Artemis, Starship / SLS, Space Architecture / Philosophy / Art / Agriculture, others. Online participation available;...
    — Space Center Houston,
    Houston TX, USA

    Family Overnight

    Tent-camp by Falcon 9 rocket or Independence shuttle replica, and STEM activities.
    $80

    Sunday

     — Sun-Earth,
    Low Earth Orbit (LEO)

    December Solstice

    Occurs 05:01 HST, 15:01 UTC; It is the winter solstice in the Northern Hemisphere, resulting in the shortest day and longest night of the year; and conversely,...
    — Chinese Society of Astronautics (CSA),
    Wenchang, Hainan, China

    Wenchang International Aviation and Aerospace Forum 2025

    With theme "Exploring New Industrial Models, Empowering the New Aerospace Economy". 2025 marks a crucial stage for the Hainan Free Trade Port, coinciding with the full-scale customs...

    Monday

     — Comet 8P/Tuttle,
    Low Earth Orbit (LEO)

    Ursids Meteor Shower Peak

    From Comet Tuttle (8P), with up to 10 per hour. Moon only 3% full helps viewing on peak nights; active Dec 17-26.

    Tuesday

     — Roscosmos State Corporation,
    Plesetsk Cosmodrome, ~63°N, Mirny, Russia

    Launch Soyuz 2.1a / Obzor-R No.1

    NET Dec 23, launch of Earth science satellite to Sun-Synchronous Orbit for Russia.

    Wednesday

     — Indian Space Research Organisation (ISRO),
    Satish Dhawan Space Center, ~14°N, Sriharikota, India

    Launch Vehicle Mark 3 (LVM3) / BlueBird 6

    India Launch Vehicle Mark-3 (LVM3), also called Bahubali, to launch 6,500-kg Bluebird 6 for AST SpaceMobile; launch was coordinated by New Space India Limited (NSIL), commercial arm...

    Thursday

     — National Aeronautics and Space Administration (NASA),
    Mars Orbit

    Mars Express Begins Next Year in Mars Orbit

    ESA spacecraft surpasses 22 full years / starts 23rd year in Mars orbit today; will continue to study Mars atmosphere & climate, planet structure, mineralogy, geology, and...
    — National Aeronautics and Space Administration (NASA), European Space Agency (ESA), Canadian Space Agency (CSA-ASC),
    Sun-Earth L2 Lagrange point

    James Webb Space Telescope Begins Next Year in Space

    Surpassing 4 full years / beginning 5th in space, NASA (STSci) / ESA / CSA infrared astronomy telescope designed to observe the earliest galaxies, study star and...

    Friday

     — China National Space Administration (CNSA),
    Xichang Satellite Launch Center, ~28°N, Sichuan, China

    Launch Long March 3B-E / Fengyun-4C

    Earth science satellite to Geostationary Transfer Orbit for China's meteorological satellite program FY-4 (Feng Yun 4).
    — Kennedy Space Center Visitor Complex,
    Kennedy Space Center Visitor Complex FL, USA

    Holidays in Space 2026

    The stars are aligning for a brand-new show at Holidays in Space! Get ready for a nighttime spectacle that's out-of-this-world.

    Saturday

     — SpaceX,
    SLC-4E, Vandenberg SFB CA, ~35°N, USA

    Launch Falcon 9 / CSG-3

    CSG-3 Earth observation satellite to Sun-Synchronous Orbit for Italian Space Agency (ASI), part of a reconnaissance constellation using synthetic aperture radars operating in the X-band.
    — Cranbrook Institute of Science,
    Bloomfield Hills MI, USA

    Planetarium Show: Mystery of the Christmas Star

    Journey back 2000 years to Bethlehem as recorded sightings of significant astronomical occurrences during related historical events are examined to offer a possible scientific explanation for the...

    Sunday

     — Roscosmos State Corporation,
    Vostochny Cosmodrome, ~52°N, Russia

    Launch Soyuz 2.1b / AIST-2T 01 & 02

    NET Dec 28 launch of dual optical Earth observation satellites with 20 small ride-share payloads to Sun-Synchronous Orbit.

    Monday

     — Adler Planetarium,
    Chicago IL, USA

    Destination Solar System Adler Planetarium Sky Show

    The year is 2096. Space tourism is booming, and you’ve signed up for a quick trip around the Solar System with Space Express Tours! Space Express Tours⁠—the...
    $20 – $40

    Tuesday

     — National Aeronautics and Space Administration (NASA),
    Low Earth Orbit (LEO)

    Hubble Space Telescope Visible Pass over Hawai’i

    At magnitude 2.9, the Hubble Space Telescope will travel over Hawaiian Islands from SSE to E, rising at 04:58:50 to 05:04:49 HST.

    Wednesday

     — China National Space Administration (CNSA),
    Wenchang Space Launch Center, Hainan Island, China (19° N)

    Launch Long March 7A / Unknown

    05:00-07:50 CST launch window [11:00-13:50 HST]
    — Kennedy Space Center Visitor Complex,
    Kennedy Space Center Visitor Complex FL, USA

    Kennedy Space Center Elite VIP Tour

    Private bus tour behind NASA gates, making stops at iconic Kennedy Space Center landmarks. Pending spaceflight operations stops may include outside the Vehicle Assembly Building and panoramic views of Launch Complex 39. Plus, the tour will drive...
    $190
    — Westport Astronomical Society (WAS),
    Westport CT, USA

    Westport Astronomical Society Star Party

    If skies are clear, this all volunteer-run, non-profit organization is open to the public 20:00-22:00 for star viewing.

    • Thursday
    Jupiter System

    Deep Space: Jupiter System Update

    NASA Juno indicates Europa ice may be 6x deeper than thickest Antarctic ice; timing of craft planned plunge into Jupiter clouds TBD | ESA JUICE heading toward...
    — China National Space Administration (CNSA),
    Wenchang Space Launch Center, Hainan Island, China (19° N)

    NET Q1 – Launch Long March 10A / First Test Flight

    Launch Long March 10A / First Test Flight: First flight of China Long March 10A rocket, precursor to Long March 10 intended to support crewed / cargo missions...
    — Japan Aerospace Exploration Agency (JAXA),
    Tanegashima Space Center, Japan

    NET Q1 — Launch Martian Moons eXploration (MMX)

    NET Q1 — Launch Martian Moons eXploration (MMX): Japan planning to launch its first Mars mission consisting of sample return probe; to conduct observations of Mars, Phobos...

    Friday

     — SpaceX,
    SLC-40, Cape Canaveral SFS FL, ~28°N, USA

    Launch Falcon 9 / Group 6-88

    Another batch of 29 satellites for Starlink space-based Internet communication mega-constellation.
    — Asteroid 2003 EH,
    Worldwide

    Quadrantids Meteor Shower Peak

    The Quadrantid shower is known for its brief, intense peak, lasting only a few hours. Appearing to radiate from Constellation Quadrans Muralis, there can be 25-120 meteors...

    Saturday

     — Sun-Earth,
    Global / Inter-Global

    Earth at perihelion, 0.9833 AU from the Sun

    08:00 HST, 18:00 UTC; Earth perihelion is the point in its orbit when it is closest to the Sun, occurring annually in early January.

    Sunday

     — American Astronomical Society (AAS),
    Phoenix Convention Center Phoenix, AZ, United States

    247th Meeting of the AAS

    The 247th AAS meeting (joint with the High Energy Astrophysics and Historical Astronomy Divisions) will be held 4-8 January in Phoenix, Arizona.

    Monday

     — Indian Space Research Organisation (ISRO),
    Satish Dhawan Space Center, ~14°N, Sriharikota, India

    Launch PSLV-DL / EOS-N1

    NET Jan 5 - early morning launch of PSLV with small Earth observation satellite from NewSpace India Limited (NSIL) and 18 additional ride-share payloads.
    — SpaceX,
    SLC-4E, Vandenberg SFB CA, ~35°N, USA

    Launch Falcon 9 / Pandora & Twilight Rideshare

    NET Jan 5 - Astrophysics satellite Pandora for NASA to Sun-Synchronous Orbit, and 'Twilight' satellites from Spire Global and Kepler Communications.
    — Universities Space Research Association (USRA), Lunar and Planetary Institute (LPI),
    Montréal, Quebec, Canada

    2nd Workshop on Ices in the Solar System

    A Volatile Excursion from Mercury and the Moon to the Kuiper Belt and Beyond. At Dawson College.
    $125 – $275
    — University of Hong Kong Laboratory for Space Research (HKU-LSR), National Astronomical Observatories of the Chinese Academy of Sciences (NAOC-CAS), Chilean Astronomical Society,
    Hong Kong, China

    7th China-Chile Bilateral Astronomy Conference (CCBC2026)

    The 7th China-Chile Bilateral Astronomy Conference for 2026 will be organized by the Laboratory for Space Research, FoS, the University of Hong Kong, in collaboration with the...

    Tuesday

     — Lunar Exploration Analysis Group (LEAG),
    Laurel MD, USA

    Annual Meeting of the Lunar Exploration Analysis Group (LEAG)

    At Johns Hopkins University Applied Physics Laboratory or online, registration required, no fee. In-person attendees who self-identify as early career or new to the lunar community are...
    Free

    Wednesday

     — National Science Foundation (NSF),
    Online / Washington DC, USA

    NSF Growing Convergence Research Office Hours

    From 15:00-16:00 EST, National Science Foundation (NSF) Growing Convergence Research (GCR) working group will provide guidance on preparing GCR proposals, address frequently asked questions and be available...
    — Space Foundation Discovery Center,
    Colorado Springs CO, USA

    Homeschool Days: Astronaut Training

    Homeschool Days is specially designed for K-12 students and families to offer exciting hands-on activities and workshops throughout the Discovery Center; 10:00-16:00 MST. Event Details: Do you...

    Thursday

     — Howard Astronomical League,
    Columbia MD, USA

    Hubble Space Telescope: 35 Years of Discovery

    Hubble Space Telescope Outreach Coordinator Faith Vowler of NASA will present at this public meeting, 19:00; online option available; at Robinson Nature Center, 6692 Cedar Lane.

    Friday

    Saturday

     — ISS Partners (NASA, Roscosmos, JAXA, ESA and CSA-ASC),
    Low Earth Orbit (LEO)

    ISS Visible Pass Over Hawai’i

    Visible at -3.9 magnitude, the International Space Station will travel over Hawaiian Islands from NW to SE, rising at 04:48:07 to 04:54:02 HST.
    — British Interplanetary Society (BIS),
    Online

    Cooperation or competition? – the space world of today

    BIS West Midlands event 14:00-15:15 UT; In the early 2020s, the heads of NASA, Roscosmos and the China National Space Agency criss-crossed Africa, Asia and the Americas...

    Sunday

     — China National Space Administration (CNSA),
    Low Earth Orbit (LEO)

    Tiangong Space Station Visible Pass Over Hawai’i

    Beginning 06:20:51 HST from the SSW, Tiangong will make a visible pass at brightest magnitude 1.2 over Hawaiian Islands, setting 06:29:49 in the ENE.

    Monday

     — American Institute of Aeronautics and Astronautics (AIAA),
    Hyatt Regency Orlando Orlando, FL, United States

    AIAA SciTech Forum

    AIAA SciTech Forum—the premier aerospace R&D event of the year exploring the science, technologies, and capabilities that are transforming aerospace.

    Tuesday

     — NASA Small Bodies Assessment Group (SBAG),
    Baltimore MD, USA

    NASA Small Bodies Assessment Group Meeting

    At the Johns Hopkins University Mt. Washington campus in Baltimore MD and online. Early-career researchers and students are encouraged to apply for both early-career opportunities and travel...

    Wednesday

    Thursday

     — Griffith Observatory,
    Los Angeles CA, USA

    All Space Considered (Broadcast)

    Griffith Observatory broadcasts this public program live 19:00-20:30 PST from the Leonard Nimoy Event Horizon Theater. Join the Observatory's curatorial staff as they examine and explain the...
    — GW:UK,
    Nottingham, UK

    GW:UK@Nottingham

    1st meeting of the GW:UK initiative to bring researchers to celebrate 10 years of gravitational wave discoveries and engage in community-building activities; at University of Nottingham.

    Friday

     — International Astronautical Federation (IAF),
    Online

    IAF Awards 2026 Call for Nominations

    International Astronautical Federation recognizes achievements in the space community via many awards, such as World Space, International Cooperation, Hall of Fame, Diversity, Excellence in Industry, more. Submit...
    — Universities Space Research Association (USRA), Lunar and Planetary Institute (LPI),
    Online

    Applications Due: Extraterrestrial Materials Academy of USRA-LPI

    10-week paid internship runs June 8 - August 15 2026 in Houston TX to provide training in analytical and lab skills in planetary science, with focus on...

    Saturday

     — Nichelle Nichols Foundation,
    Huntsville AL, USA

    Nichelle Nichols Space Camp

    Offering space, aviation and robotics program for girls ages 14-18, inspiring young women to aim for the stars.
    — Society of Photo-Optical Instrumentation Engineers (SPIE),
    San Francisco CA, USA

    SPIE Photonics West Conference

    SPIE Photonics West and subconference on Optical Power Delivery, key to development of Space Solar Power.

    Monday

     — University of Groningen, Space Research Organisation Netherlands,
    Groningen, Netherlands

    Rocky Worlds 4

    In-person registrations for the conference are full // Registration for virtual participation is open. The planets that are best understood are the four terrestrial planets of our own...

    Tuesday

     — Committee on Space Research (COSPAR), Aalto University,
    Espoo, Dipoli, Finland

    8th Winter Satellite Workshop

    FinCOSPAR, EXPO, Remote Sensing Days.

    Friday

     — University of Hawai`i at Hilo, University of California Observatories,
    Online

    Applications Due for Akamai Internship

    10-week summer program June 1 - August 7, 2026, for STEM undergraduates to gain work experience at observatory, company or science/ / technical facility. STEM majors include...
    — Cornell Spacecraft Planetary Image Facility,
    Online

    Introduction to ArcGIS Pro for Planetary Science

    Facilitated by Cornell Spacecraft Planetary Image Facility (SPIF). Introduces features and tasks most-relevant to planetary science, setting up a project, images, sketches and data use.

    Saturday

     — Astronaut Scholarship Foundation (ASF),
    West Palm Beach FL, USA

    Celebrate STS-1 & STS-135 with Bob Crippen and Chris Ferguson

    NASA Astronauts Bob Crippen and Chris Ferguson will share personal highlights, stories and special moments of these historic flights, 45 years after STS-1 and 15 years after...
    $1,000

    Sunday

     — SpaceX,
    Starbase, 25.9°N, Boca Chica TX, USA

    NET Late Jan – Launch Starship 12

    12th flight of the two-stage Starship vehicle projected to launch late this month on suborbital test flight.

    Tuesday

     — National Aeronautics and Space Administration (NASA),
    Nationwide USA

    Apollo 1, 59th Observation

    Increasing space awareness and education, remembrances and events honor three Apollo 1 crew members lost in 1967 during a launch pad test: Command Pilot Virgil “Gus” Grissom,...