Calendar of Events
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2 events,
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Update, August 29: The launch is still scheduled for tomorrow, August 30, but at the pre-launch briefing this morning the Space Force weather officer reported that the weather is iffy. There is a 50% "probability of violation" which means it's 50% "no-go," which means 50% "go." On Monday and Tuesday, the weather improves to 70% …
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NASA is planning to launch the Nancy Grace Roman Space Telescope at 7:26 am ET on Sunday, August 30, 2026. Pre-launch briefings are scheduled for Saturday, August 29 (see our separate entry). After the launch on Sunday, a post-launch briefing will take place at Kennedy Space Center at 9:30 am ET. Participants are: NASA Administrator … |
4 events,
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ESA will hold an online media briefing on August 31, 2026 from 14:00-15:00 Central European Summer Time (8:00-9:00 am EDT) to discuss the next milestone for the BepiColombo mission to Mercury, which will take place on September 3 when the Mercury Transfer Module separates, beginning the Mercury arrival phase of the mission. Participants are: • …
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The Committee on the Assessment of Technical and Scientific Capabilities at NASA Goddard Space Flight Center of the National Academies of Sciences, Engineering, and Medicine, will hold its 14th meeting on August 31, 2026 from 1:00-3:00 pm ET. Some portions are open and some are closed. Further information was not posted on the Academies' website …
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NASA's Aerospace Safety Advisory Panel (ASAP) will report on their third quarter 2026 meetings on August 31, 2026 from 2:00-3:30 pm ET. The briefing takes place over the telephone. The number is in the Federal Register notice, which is reproduced below. Public comments (but not questions) are permitted. SUMMARY: In accordance with the Federal …
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Turkey (Türkiye) will become the 71st country to sign the Artemis Accords on August 31, 2026 at 2:30 pm ET at NASA HQ in Washington, DC. The event is in-person only. NASA Administrator Jared Isaacman will host Turkish Minister of Industry and Technology Mehmet Fatih Kacır for the ceremony along with U.S. State Department officials. … |
3 events,
The Space Weather Roundtable of Space Studies Board (SSB) at the National Academies of Sciences, Engineering, and Medicine will meet September 1-2, 2026 at the Keck Center, 500 5th St., NW, Washington, DC. Some sessions are open and some are closed. The time and agenda were not available as of July 26. Check the SSB's … The University of Edinburgh and Lockheed Martin will hold the Global Space Traffic Management Workshop 2026 at Higgs Centre for Innovation at the Royal Observatory Edinburgh (ROE) in Edinburgh, Scotland from September 1-3, 2026. The theme is: “Expanding Information Sharing to Drive Practical Standards, Best Practices, and Metrics.” More information is on the event's website.
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NASA has added a fourth spacewalk to what was planned as a series of three in August 2026. Two spacewalks were needed instead of one to replace a space-to-ground antenna, so they added another to finish other tasks on the list. It will take place on September 1 with NASA's Jessica Meir and ESA's Sophie … |
3 events,
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The Aerospace Corporation's Center for Space Policy and Strategy (CSPS) will hold an event on September 2, 2026 from 9:00 am-4:00 pm ET at the National Press Club, 529 14th St, NW, Washington, DC entitled "The Space Policy Forum: Bringing Space to the National Debate." More information is on the event's website. |
2 events,
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Update, August 28: The ceremony on September 3 will take place at Joint Base Andrews, MD at 11:00 am ET and will be livestreamed on: https://www.spaceforce.mil/live. Original Entry: The "Change of Responsibility" ceremony for Gen. Douglas Schiess to assume command of the U.S. Space Force from Gen. B. Chance Saltzman will take place on September … |
2 events,
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ESA will hold virtual briefings in four languages on September 4, 2026 to preview the September 14 (local time) launch on a Vega rocket from Kourou, French Guiana, of the Fluorescence Imaging Spectrometer (FLEX) Earth Explorer mission and the Copernicus Sentinel-3C satellite. More information is in ESA's press release. The four briefings are in German, …
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The Mitchell Institute will hold the next Schriever Spacepower Series webinar on September 4, 2026 from 9:30-10:30 am ET. The speaker is Brig. Gen. Todd Benson, Commander, U.S. Space Forces Central & Combined Forces Space Component Commander for U.S. Central Command. More information is on the event's website. |
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1 event,
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September 7, 2026 is a U.S. Federal holiday, Labor Day. Government offices will be closed. According to the Department of Labor: “Observed the first Monday in September, Labor Day is an annual celebration of the social and economic achievements of American workers. The holiday is rooted in the late nineteenth century, when labor activists pushed for … |
3 events,
The United Nations Institute for Disarmament Research (UNIDIR) will hold the Outer Space Security Conference 2026 from September 8-9, 2026 at the Palais des Nations, Geneva, Switzerland. A virtual option is available. More information is on the event's website. The 3rd Zero Debris Week, sponsored by ESA and the Spanish Space Agency, will take place September 8-11, 2026 in Seville, Spain. More information is on the event's website. Separate registration is required for the 3rd Zero Debris Future Symposium (September 8-9) and the Zero Debris Technical Sessions (September 9-11).
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Redwire Space President Mike Gold, an avid Star Trek fan, will moderate a conversation about "how Star Trek's optimistic vision continues to shape space exploration today" on September 8, 2026 at 4:30 pm ET on Redwire's YouTube channel. Participants are: Benjamin "Alvin Drew," NASA astronaut (Ret.) and Director, NASA's Space Traffic Operational Risk Managemet Office … |
8 events,
Update, September 2: Politico reports that the White House "pressured U.S. space companies to skip French President Emmanuel Macron’s space summit in Paris next week — a surprise move that left company executives confused about what they should do." Original Entry: The French government will host the International Space Summit at the Grand Palais in …
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ESA/JAXA UPDATE ON BEPICOLOMBO’S MISSION TO MERCURY, Sept 9, 2026, virtual, 6:45 am EDT (12:45 CEST)
ESA/JAXA UPDATE ON BEPICOLOMBO’S MISSION TO MERCURY, Sept 9, 2026, virtual, 6:45 am EDT (12:45 CEST)
ESA and JAXA will hold a virtual briefing via Zoom to provide an update on the BepiColombo mission to Mercury on September 9, 2026 at 12:45 Central European Summer Time (6:45 am Eastern Daylight Time). BepiColombo's 8-year journey to Mercury is nearing its end. Per ESA: on September 3, the Mercury Transfer Module separated from …
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The Maryland Space Business Roundtable (MSBR) will hold its next luncheon on September 9, 2026 at Martin's Crosswinds in Greenbelt, MD from 11:30 am-1:00 pm ET. The speaker is Col. Pete Atkinson, Senior Policy Advisor, Office of the Assistant Secretary of War for Space Policy. More information is on the event's website.
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The Center for Strategic and International Studies (CSIS) will hold a webinar on September 9, 2026 from 1:30-2:30 pm ET to discuss "Space Launch Capacity and Contenders." It will be livestreamed on the CSIS website. More information is on that website, which says: "On August 20, 2026, President Trump signed The National Space Transportation Policy …
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SRI will hold a PARC Forum on September 9, 2026 at their Washington DC location -- 1000 Wilson Blvd, Floor 20, Arlington, VA -- to discuss "Cyber Resilience in Space." A virtual option is available. More information is on the event's website. Participants are:
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The Johns Hopkins Bloomberg Center and Space News will hold a Discovery Series event on "Building the Moon Base" on September 9, 2026 from 6:00-7:30 pm ET at the Johns Hopkins Bloomberg Center, 555 Pennsylvania Ave, NW, Washington, DC. Featured speakers are: Shatel Bhakta — Principal Systems Engineer for Moon Base, NASA Wes Fuhrman — Lunar Surface … |
1 event,
The International Space Elevator Consortium (ISEC) will hold its 2026 Space Elevator Conference virtually on September 12-13, 2026. The times on the two days are different to accommodate participants from various time zones. More information is on the event's website. |
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3 events,
Update, September 2: The agenda is posted along with registration instructions. A virtual option is available. Original Entry: The Air and Space Forces Association's (AFA's) 2026 Air, Space & Cyber Conference will take place at the Gaylord National Resort and Convention Center in National Harbor, MD from September 14-16, 2026. A virtual option is available. … Novaspace will hold the 2026 World Space Business Week from September 14-17, 2026 Central European Summer Time (CEST) at the Hôtel du Collectionneur, 51-57 Rue de Courcelles, 75008 Paris, France. The summit consists of two events: Summit for Satellite Financing Summit on Earth Observation More information is on the event's website, which says: The …
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Djibouti will become the 72nd country to sign the Artemis Accords on September 14, 2026 at 11:00 am ET. The event takes place at NASA HQ in Washington, DC with NASA Deputy Administrator Matt Anderson hosting Djibouti's Ambassador to the United States Mohamed Siad Douale together with U.S. State Department Assistant Secretary for African Affairs … |
7 events,
The American Astronautical Society (AAS) will hold the 2026 Glenn Space Technology Symposium from September 15-16, 2026 at Cleveland State University, Cleveland, Ohio, in collaboration with OrbitOhio, NASA's Glenn Research Center, and others. The event is part of Ohio Space Week from September 14-19, 2026. The theme of the Glenn Symposium this year is: Igniting … The 2026 Advanced Maui Optical and Surveillance (AMOS) Technologies Conference will take place September 15-18, 2026 on Maui, Hawaii. A virtual option is available. More information is on the event's website, which says: The AMOS (Advanced Maui Optical and Space Surveillance Technologies) Conference is the premier technical conference in the nation devoted to space situational … Novaspace will hold the Space Defense & Security Summit from September 15-16, 2026 Central European Summer Time (CEST) at Les Salons Hoche, Paris, FR. The summit is in conjunction with the Space Innovation Summit and World Space Business Week. More information is on the event's website, which says: The Lunar Exploration Analysis Group (LEAG) will meet at Purdue University in West Lafayette, Indiana from September 15-17, 2026. A virtual option is available. NASA terminated its financial support for the Analysis and Assessment Groups (AGs) in April 2026, but several, like LEAG, are continuing with the support of other institutions, and NASA officials may …
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The House Appropriations Committee's subcommittee on Transportation-HUD will hold an oversight hearing on the Federal Aviation Administration (FAA), which is part of the Department of Transportation, on September 15, 2026 at 10:00 am ET in 2358-A Rayburn House Office Building. It will be webcast on the committee's website. The witness is FAA Administrator Bryan Bedford. … |
12 events,
ESA will hold the 2026 Industry Space Days, ISD 2026, from September 16-17, 2026 at ESA/ESTEC in Noordwijk, the Netherlands. More information is on the event's website. The third Central American Space Congress will take place September 16-18, 2026 in Guatemala City, Guatemala. More information is on the event's website, which says:
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The Space Innovation Summit will take place September 16, 2026 Central European Summer Time (CEST) at the Hôtel du Collectionneur, 51-57 Rue de Courcelles, 75008 Paris, France. The summit is in conjunction with Novaspace's World Space Business Week and Space Defense & Security Summit. More information is on the event's website, which says:
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Update, September 16: Progress MS-35/96P did, in fact, lift off at 9:33 am ET today and will dock at the ISS on Saturday, September 19, at 9:46 am ET according to NASA's press release. Update, September 15, 11:30 pm ET: NASA still has not posted any updated information about this launch. Whether that means it's …
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The Committee on Astrobiology and Planetary Science (CAPS) of the Space Studies Board of the National Academies of Sciences, Engineering, and Medicine will meet virtually on September 16, 2026 from 12:00-2:00 pm ET to discuss its task on metrics for NASA's Planetary Research Program. This is the third meeting on this topic and was rescheduled …
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Crew-12 will speak with the media on September 16, 2026 at 2:45 pm ET from the International Space Station to discuss their ongoing mission and plans for returning to Earth. Their return date has not been set yet. They are awaiting the launch and arrival of their replacements on Crew-13, which was postponed because of … |
6 events,
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Update, September 14: The committee announced today that the meeting is postponed. A new date was not announced. Original Entry: The Senate Commerce, Science, and Transportation Committee will hold a nomination hearing on September 17, 2026 at 10:30 am ET in 253 Russell Senate Office Building. The hearing will be webcast on the committee's website. … |
1 event,
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Update, September 15: NASA says it will host an International Observe the Moon Night celebration at the U.S. Space & Rocket Center in Huntsville, AL from 5:30-8:00 pm CENTRAL Time. "NASA’s free public event will include agency experts delivering talks on lunar science and exploration and highlighting lunar observations made by the Artemis II crew in … |
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2 events,
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Update September 20, 2026: The website now says the "inaugural Summit will move to 2027." The 2026 Texas Space Summit will take place at the Henry B. Gonzalez Convention Center in San Antonio, TX from September 21-23. 2026. More information is on the event's website, which says:
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Albania will become the 73rd country to sign the Artemis Accords on September 21, 2026 at NASA HQ in Washington, DC at 12:00 pm ET. The event is in-person only. |
2 events,
Update, August 18: The latest information is that the meeting is September 22-23 instead of September 22-24. It's from 9:00 am-2:00 pm PACIFIC Time (12:00-5:00 pm Eastern). Registration instructions and other information are on the OPAG website. Original Entry: The Outer Planets Assessment Group (OPAG) will meet virtually September 22-24, 2026 according to an emailed … Update: The agenda is posted. Original Entry: The Committee on Astronomy and Astrophysics at the National Academies of Sciences, Engineering, and Medicine will meet September 22-24, 2026 at the National Academy of Sciences building, 2101 Constitution Ave, NW, Washington, DC. Some sessions are open and some are closed. The time and agenda were not available … |
5 events,
Payload Space will hold its Off World Summit at Space Center Houston, 1601 E NASA Pkwy, Houston, TX from September 23-24, 2026. More information is on the event's website.
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The U.S. Chamber of Commerce will hold the 2026 Aerospace Innovation Forum on September 23, 2026 from 8:00 am-12:30 pm at its headquarters at 1615 H St., NW, Washington, DC. More information is on the event's website. The agenda is posted.
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Space News will hold a webinar on September 23, 2026 at 1:00 pm ET to discuss "What Comes Next for On-Orbit Servicing?" Speakers are: Col. Scott Carstetter, director of servicing, mobility, and logistics, Space Systems Command Dennis Wille, senior director, national security business development, Astroscale Rachel Price, satellite systems engineer, Starfish Space More speakers to … |
7 events,
SpaceCHI, "the world's first conference dedicated to advancing human-computer interaction in space exploration," will take place September 24-25, 2026 at NASA's Ames Conference Center Building 3, 500 Severyns Ave., Moffett Field, CA (near Mountain View). More information is on the event's website. The NSF-NASA-DOE Astronomy and Astrophysics Advisory Committee will meet September 24-25, 2026 from 9:00 am-5:00 pm each day. This is a hybrid meeting. Committee members will meet at NASA HQ. The public may only attend virtually via Zoom. More information is on the event's website and in the Federal Register notice, which is reproduced below. …
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GSOA will hold a webinar on September 24, 2026 at 10:00 am ET to discuss "AI & Autonomous Networks: The New Baseline for Satellite Operations." More information and registration instructions are on the event's website, which says: AI and automation are rapidly becoming integral to satellite operations, enabling networks to respond faster, optimise resources and …
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The 19th annual University of Nebraska Space Law Conference will take place on September 24, 2026 from 12:10-4:10 pm ET at the Army & Navy Club, 901 17th St, NW, Washington, DC. The meeting is in-person only. The theme is: Cislunar, the Moon, and Beyond: Hot Topics in Space Law, Policy, and Regulation. More information … |
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2 events,
The Committee on Biological and Physical Sciences in Space of the National Academies of Sciences, Engineering, and Medicine will meet September 28-30, 2026 at the Keck Center, 500 5th St., NW, Washington, DC. Some sessions are open and some are closed. The time and agenda were not posted as of July 26. Check the Space …
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Update, September 17: The date has slipped to September 28. Now targeting to launch Starship Flight 14 as early as Monday, September 28, pending regulatory approval https://t.co/3nG9wffG6A — SpaceX (@SpaceX) September 17, 2026 Original Entry: SpaceX plans to launch its 14th Starship Integrated Flight Test, IFT-14, as soon as September 22, 2026, pending regulatory approval, … |
3 events,
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The FCC will hold its next monthly open commission meeting on September 30, 2026 from 10:30 am-12:30 pm ET at its offices at 45 L St., N.E., Washington, DC and online. Two items are space-related. "Unlocking Satellite Spectrum Abundance" -- The Commission will consider a Report and Order and Order of Proposed Modification and two Further …
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The International Space University - USA Alumni Association’s Washington, DC Chapter will hold its next Space Café on September 30, 2026 from 6:00-8:00 pm ET at 525 14th St S, Arlington, VA 22202 (Amazon HQ). The speakers are: Arianespace's Aaron Lewis, Vice President for Corporate Communications and Government Affairs, and Amazon Leo's Rebecca Cervoni, Director … |
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Update, September 17: The crew has entered quarantine, usually a 14-day pre-launch period, but does not necessarily mean they'll launch 14 days later. Update, September 16: NASA now says the launch will be "as soon as early October." We're using October 3 as a placeholder, but that's all it is, not a date announced by … |