Space Calendar

IAU Symposium 412: Hub Filament Structures in Star Formation
2026-11-23 - 2026-11-27 | Mysuru, Karnataka, India
Coordinating Division
Division H Interstellar Matter and Local Universe

AGU 2026 Annual Meeting
2026-12-07 - 2026-12-11 | San Francisco CA, USA
Save the date for future Annual Meetings:

December 7-11, 2026 | San Francisco
December 13-17, 2027 | Washington, D.C.
December 11-15, 2028 | San Diego

249th Meeting of the AAS
2027-01-10 - 2027-01-14 | Salt Palace Convention Center, Salt Lake City UT, USA, 100 South West Temple, Salt Lake City, UT, 84101, United States
At Salt Palace Convention Center.

2027 AIAA SciTech Forum
2027-01-11 - 2027-01-15 | Hyatt Regency Orlando, Orlando, FL, United States
AIAA SciTech Forum—the premier aerospace R&D event of the year exploring the science, technologies, and capabilities that are transforming aerospace.

Hope Orbiter Begins Next Year in Mars Orbit
2027-02-09 | Mars Orbit
UAE Hope Orbiter, studying Mars atmosphere and climate, reaches 6 full years / enters 7th year in Mars orbit today; launched July 19, 2020 on JAXA H2A rocket, arrived at Mars on this day 2021.

Yuri’s Night Celebrations
2027-04-12, 2028-04-12, 2029-04-12, 2030-04-12 | Worldwide
Launching parties around the world every year on or around April 12th, in commemoration of Yuri Gagarin becoming the first human to venture into space on April 12, 1961, and the inaugural launch of the first Space Shuttle on April 12, 1981. We use space to bring the world together, to empower the greatest parts of who we are, and give vision to where we are going.
Yuri’s Night was inaugurated April 12, 2001.

International Space Day
2027-05-07, 2028-05-05, 2029-05-04 | Worldwide
First Friday in May, events and presentations to promote STEM education and inspire people to continue the work of Space explorers; originally began as ‘National Space Day’ in 1997 by Lockheed Martin Corp.

International Moon Day (Annual)
2027-07-20, 2028-07-20, 2029-07-20 | Global / Inter-Global
Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations since 2022.

IAUGA2027: IAU General Assembly
2027-08-10 - 2027-08-19 | Rome, Italy
International Astronomical Union will post a dedicated website “soon”. The General Assembly is held every 3 years for astronomers worldwide and includes scientific sessions and administrative business.

41st Annual Small Satellite Conference
2027-08-15 - 2027-08-18 | Salt Palace Convention Center, Salt Lake City UT, USA, 100 South West Temple, Salt Lake City, UT, 84101, United States

American Astronomical Society Division of Planetary Sciences 2027 Meeting
2027-09-19 - 2027-09-24 | Providence RI, USA
At Rhode Island Convention Center.

78th International Astronautical Congress (IAC 2027)
2027-09-27 - 2027-10-01 | Poznań, Poland

World Space Week
2027-10-04 - 2027-10-10, 2028-10-04 - 2028-10-10, 2029-10-04 - 2029-10-10 | Worldwide
Celebrating international contributions of space science for betterment of the human condition; Oct 4 is 68th observation of 1st Space mission Sputnik One launched by Soviet Union 1957; Oct 10 is 58th observation of Outer Space Treaty going into effect 1967.

AGU 2027 Annual Meeting
2027-12-13 - 2027-12-17 | Washington DC, USA
Save the date for future Annual Meetings:

December 13-17, 2027 | Washington, D.C.
December 11-15, 2028 | San Diego

2028 AIAA SciTech Forum
2028-01-10 - 2028-01-14 | Hyatt Regency Orlando, Orlando, FL, United States

252nd Meeting of the AAS
2028-06-11 - 2028-06-15 | Madison WI, USA
At Monona Terrace.

42nd Annual Small Satellite Conference
2028-08-13 - 2028-08-16 | Salt Palace Convention Center, Salt Lake City UT, USA, 100 South West Temple, Salt Lake City, UT, 84101, United States

NET Sep -- 79th International Astronautical Congress (IAC 2028)
2028-09-01 - 2028-09-05 | Samarkand, Uzbekistan

AGU 2028 Annual Meeting
2028-12-11 - 2028-12-15 | San Diego CA, USA
Save the date for future Annual Meetings:

December 11-15, 2028 | San Diego

43rd Annual Small Satellite Conference
2029-08-12 - 2029-08-15 | Salt Palace Convention Center, Salt Lake City UT, USA, 100 South West Temple, Salt Lake City, UT, 84101, United States

255th Meeting of the AAS
2030-01-09 - 2030-01-14 | National Harbor MD, USA
At Gaylord National Resort & Convention Center.
