CELEBRATING VIKING: 1ST U.S. LANDING ON ANOTHER PLANET (Planetary Soc), July 20, 2026, DC, 3:00 pm ET

On July 20, 2026, The Planetary Society, Johns Hopkins University, the National Air & Space Museum, and Space News, in conjunction with the Congressional Planetary Science Caucus, will celebrate the 50th anniversary of Viking 1 landing on Mars, in 390 Cannon House Office Building at 3:00 pm ET.

More information and registration instructions are on the event’s website, which says: