Space Calendar https://validator.w3.org/feed/docs/rss2.html Online Seminar on Power and Propulsion Systems Investor Events for Financial Analysts and Retail Investors 2026 SmallSat Europe: Decoding Europe’s Smallsat Ascent SmallSat Europe Ground Control #3: Space and the AI Revolution Spaceport Norway: North Star Rising The 2026 Humans to the Moon & Mars Summit AIAA Defense Forum 2026 Launch Falcon 9 / Starlink Group 17-27 Launch Falcon 9 / Starlink Group 10-24 Launch Kinetica 1 / Unknown Payload Launch Vehicle Avionics Systems Design and Applications – Online Short Course CubeSat Developers Workshop 2026 (CDW26) Planetary Society’s Day of Action Launch Falcon 9 / Starlink Group 17-22 Launch Long March 2D / Unknown Payload Launch New Glenn / BlueBird Block 2 #2 NET Dec — Launch Atlas V / Starliner-1 26th Integrated Communication, Navigation and Surveillance (ICNS) Conference NET May 1 – Launch Starship 12 – V3/ Ship 39 NewSpace Africa Conference – Inclusive Growth: Expanding Space Benefits to all Africans Integrated Communications, Navigations and Surveillance (ICNS) Spacecraft Design, Development, and Operations – Online Short Course Oklahoma Space Alliance Meeting Oklahoma Space Alliance Transiting Exoplanet Survey Satellite (TESS) Reaches 8 Years in Space Norman OK, USA April 6-12, 2026 / Vol 45, Week 14 / Hawai`i Island, USA <br><i> Lunar Broadcast Precursor: Terrestrial Edition</i> Pacific Ocean Mars Atmosphere and Volatile EvolutioN (MAVEN) Reaches 12 Years in Mars Orbit Mars Perseverance Rover Reaches 5 Years on Mars Tianwen-1 Orbiter Begins Reaches 5 Years in Mars Orbit Transiting Exoplanet Survey Satellite (TESS) Reaches 9 Years in Space Chandra X-ray Observatory Reaches 28 Years in Space Chang’E-4 Queqiao Relay Satellite Reaches 9 Years in Space Space Weather and Space Systems – Online Short Course Chandra X-ray Observatory Reaches 27 Years in Space Chang’E-4 Queqiao Relay Satellite Reaches 8 Years in Space Lunar Reconnaissance Orbiter (LRO) Reaches 17 Years in Moon Orbit Lunar Reconnaissance Orbiter (LRO) Reaches 18 Years in Moon Orbit Lunar Reconnaissance Orbiter (LRO) Reaches 19 Years in Moon Orbit Tianwen-1 Orbiter Reaches 6 Years in Mars Orbit Tianwen-1 Orbiter Reaches 7 Years in Mars Orbit Hope Orbiter Reaches 5 Years in Mars Orbit Hope Orbiter Reaches 6 Years in Mars Orbit Artemis II Splashdown in the Pacific Ocean Near San Diego CA, USA Mars Perseverance Rover Reaches 5 Years on Mars Cislunar Exploration: Challenges and Opportunities – Online Short Course Launch Falcon 9 / Starlink Group 10-24