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POST-FLIGHT PRESS CONFERENCE WITH ARTEMIS II CREW, Apr 16, 2026, JSC, 2:30 pm ET
The crew of Artemis II -- NASA's Reid Wiseman, Victor Glover, and Christina Koch and the Canadian Space Agency's Jeremy Hansen -- will hold a post-flight press conference at Johnson Space Center on April 16, 2026 at 2:30 pm ET. NASA will livestream it on YouTube.
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HASC SBCMT HRG ON MILITARY PERSONNEL, Apr 16, 2026, DC, 3:00 pm ET
The House Armed Services Committee's Subcommittee on Military Personnel will hold a posture hearing with military department personnel chiefs, including Katherine Kelley, USSF Deputy Chief of Space Operations for Personnel, on April 16, 2026 in 2118 Rayburn House Office Building at 3:00 pm ET. The hearing will be webcast on the committee's website. Witnesses are: …
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SEA-AIR-SPACE 2026, Apr 19-22, 2026, National Harbor, MD
Sea-Air-Space 2026 will take place April 19-22, 2026 at the Gaylord National Resort & Convention Center, National Harbor, MD. More information is on the event's website.
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NEWSPACE AFRICA CONF, Apr 20-23, 2026, Libreville, Gabon
Space in Africa and the African Space Agency will hold the NewSpace Africa Conference April 20-23, 2026 in Libreville, Gabon. More information is on the event's website, which says:
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24th IAA HUMANS IN SPACE SYMPOSIUM, Apr 20-24, 2026, Montecatini, Italy
The International Academy of Astronautics (IAA) will hold the 24th Humans in Space Symposium from April 20-24, 2026 in Montecatini, Italy. More information is on the event's website, which says: We are pleased to invite you to save the date for the next IAA Human in Space Symposium to be held on April 20-24, 2026 …
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NASA ROLL-OUT OF “TOP FOUR-FIFTHS” OF ARTEMIS III SLS ROCKET, Apr 20, 2026, New Orleans, LA
NASA will roll out the largest part of the Space Launch System (SLS) rocket for the next Artemis mission, Artemis III, from the Michoud Assembly Facility in eastern New Orleans, LA on April 20, 2026. More information is in NASA's press release. The time was not included. Referred to as the Top Four-Fifths or TFF …
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STRATEGIC FORCES PRIORITIES: A CONVERSATION WITH SEN. DEB FISCHER (CSIS), Apr 20, 2026, DC, virtual, 9:45-10:30 am ET
Update, April 19: CSIS's website now says this will begin at 9:45 am ET instead of 9:30 am ET. Original Entry: The Center for Strategic and International Studies (CSIS) will hold a virtual conversation with Sen. Deb Fischer (R-Nebraska), chair of the Senate Armed Services Committee's Strategic Forces Subcommittee, on April 20, 2026 from 9:30-10:30 …
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NASA OUTER PLANETS ASSESSMENT GROUP (OPAG), Apr 20, 2026, virtual, 12:30-2:45 pm ET
UPDATE, April 17: The agenda is posted. The meeting is from 12:30 pm-2:45 pm ET. Original Entry: NASA's Outer Planets Assessment Group (OPAG) will hold a virtual meeting on April 20, 2026. The agenda was not posted as of April 12. Check the OPAG website for the time of the meeting and other information. NASA’s …
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CSSP FOLLOW-UP TO 2026 SPACE SCIENCE WK HELIOPHYSICS PRESENTATION (Natl Acad), Apr 20, 2026, virtual, 3:00-4:00 pm ET
The Committee on Solar and Space Physics (CSSP) of the National Academies of Sciences, Engineering, and Medicine will hold a virtual meeting on April 20, 2026 from 3:00-4:00 pm ET to follow-up on the presentation made by NASA during the Academies Space Science Week on "Heliophysics Division Strategic Planning and R&A Reorganization." The meeting will …
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MEPAG (NASA MARS EXPLORATION PROGRAM ANALYSIS GROUP), Apr 21-23, 2026, Baltimore, MD/virtual
Update, April 9: The meeting will take place at Johns Hopkins at Mt. Washington in Baltimore, Maryland. The agenda is posted. Update, February 7: NASA's Planetary Science Division has decided to terminate support for all of its Analysis/Assessment Groups, or AGs, at the end of April 2026. This April 21-23 meeting apparently will still take place, but …
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SPACE STRATEGIC DIALOGUE: SPACE AND THE FUTURE OF WARFARE (CSIS), Apr 21, 2026, DC/online, 8:30 am-11:10 am ET
The Center for Strategic and International Studies (CSIS) will hold an event on April 21, 2026 from 8:30 am-11:10 am ET at their offices at 1616 Rhode Island Ave., NW, Washington DC. It will be livestreamed. The theme is "Space and The Future of Warfare" and begins with a fireside chat with Gen. Stephen Whiting, …
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NORTHROP GRUMMAN 1ST QUARTER 2026 FINANCIAL RESULTS, Apr 21, 2026, virtual, 9:30 am ET
Northrop Grumman will hold its 1st Quarter 2026 financial results telecon on April 21, 2026 at 9:30 am ET. Audio will be available on the company's website.
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DOD BRIEFINGS ON THE FY2027 BUDGET REQUEST, Apr 21, 2026, Pentagon/online, 10:00 am-1:00 pm ET
The Department of Defense (DOD) will hold a series of budget briefings about its FY2027 budget request on April 21, 2026 at the Pentagon. The briefings will be livestreamed on war.gov and DVIDS (https://www.dvidshub.net/). The full list is posted on DOD's website. The briefing specifically on the Department of the Air Force -- which includes …
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SCHRIEVER SPACEPOWER SERIES ON OP TEST & TRAINING (OTTI), Apr 21, 2026, virtual, 10:30-11:30 am ET
The Mitchell Institute will hold the next Schriever Spacepower Series webinar on April 21, 2026 from 10:30-11:30 am ET. The topic is Operational Test and Training Infrastructure (OTTI) and the speakers are Col. Corey Klopstein, Program Executive Officer for OTTI and Commander of System Delta 81, and Col. Craig Hackbarth, Director of Capability for OTTI, …
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HOUSE ENERGY & COMMERCE SBCMT HRG ON SAT STREAMLINING ACT, Apr 21, 2026, DC, 2:00 pm ET
The Subcommittee on Communications and Technology of the House Energy and Commerce Committee will hold a hearing on April 21, 2026 at 2:00 pm ET in 2123 Rayburn House Office Building on the "SAT Streamlining Act: Modernizing Satellite Licensing for the Final Frontier," H.R. 8255. More information is on the committee's website, which says:
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NASA UNVEILS NANCY GRACE ROMAN SPACE TELESCOPE, Apr 21, 2026, Greenbelt, MD, 4:15 pm ET
Update, April 21, 3:55 pm ET: NASA's YouTube livestream says it will begin at 4:15 pm ET instead of 4:00 pm ET. Original Entry: NASA will unveil the Nancy Grace Roman Space Telescope at Goddard Space Flight Center in Greenbelt, MD on April 21, 2026. The telescope is being built there. Originally called the Wide-Field …
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LSSW: RESULTS FROM EARLY CLPS DELIVERIES & UPCOMING CLPS EXPL ACTIVITIES, Apr 22-23, 2026, 11:00 am-5:00 pm ET each day
UPDATE, April 19: The agenda shows the time each day ending at 5:30 pm ET. UPDATE, April 12: The new dates are April 22-23, 2026. The time is still 11:00 am-5:00 pm ET each day. UPDATE: The website now says the date is "TBA." The government was closed in the D.C. area on January 26 …
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EARTH DAY, Apr 22, 2026, global
April 22 has been celebrated as Earth Day every year since 1970. Events take place globally. EarthDay.org is a good place to start to find events near you. The Artemis II crew took this photo of Earth as they swung around the Moon on April 6, 2026. The Earth was setting (not rising) from their perspective …
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HOUSE SS&T HRG ON NASA’S FY2027 BUDGET REQUEST, Apr 22, 2026, DC, 10:00 am ET
The House Science, Space, and Technology (SS&T) Committee will hold a hearing on NASA's FY2027 budget request on April 22, 2026 at 10:00 am ET in 2318 Rayburn House Office Building. The witness is NASA Administrator Jared Isaacman.
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SENATE APPROPS SBCMT HRG ON DEPT OF COMMERCE FY2027 BUDGET REQ, Apr 22, 2026, DC, 10:00 am ET
The Senate Appropriations Commerce-Justice-Science subcommittee will hold a hearing on the Department of Commerce's FY2027 budget request on April 22, 2026 at 10:00 am ET in 192 Dirksen Senate Office Building. The witness is Secretary of Commerce Howard Lutnick. More information is on the committee's website, where it will be livestreamed.
20 events found.