April 2026

Artemis Accords
Artemis
Office of International and Interagency Relations (OIIR)
Ireland will sign the Artemis Accords during a ceremony at 3 p.m. EDT Monday, May 4, at NASA Headquarters in Washington. NASA Administrator Jared Isaacman will host Ambassador of Ireland to the United States of America Geraldine Byrne Nason; Minister for Enterprise, Tourism and Employment Peter Burke, T.D., of Ireland; and U.S.
Posted April 30, 2026
Description Team members past and present from NASA’s 2001 Mars Odyssey orbiter mission gathered on April 15, 2026, to celebrate 25 years since the spacecraft’s launch, which took place April 7, 2001. For the occasion, the team rolled out a giant global map of Mars created using imagery from Odyssey’s THEMIS (Thermal Emission Imaging System) […]
Posted April 30, 2026
Skywatching
Skywatching Tips
The Solar System
Shooting stars before dawn, a brilliant meetup between the Moon and Venus and a rare blue moon to end the month.
Posted April 30, 2026
Artemis 3
Kennedy Space Center
Space Launch System (SLS)
Teams move the core stage, or largest section, of the SLS (Space Launch System) rocket for NASA’s Artemis III mission into the Vehicle Assembly Building at the agency’s Kennedy Space Center in Florida in this photo from April 27, 2026.
Posted April 30, 2026
Artemis Accords
Artemis
Office of International and Interagency Relations (OIIR)
The Kingdom of Morocco signed the Artemis Accords on April 29th during a ceremony in the country’s capital, Rabat, becoming the latest nation to commit to the responsible exploration of space. “It is my privilege to welcome the Kingdom of Morocco as the newest signatory to the Artemis Accords,” said NASA Administrator Jared Isaacman in […]
Posted April 30, 2026
Goddard Space Flight Center
NASA History
Trimmed in bicentennial pageantry, NASA opened a visitor center at its Goddard campus in Greenbelt, Maryland, in May 1976. Fifty years on, the Goddard Visitor Center continues to inspire through exhibits and programs on the past, present, and future of space exploration. “NASA’s 1958 charter tasks us with sharing our work as broadly as we […]
Posted April 30, 2026
Ames Research Center
Aeronautics Research Mission Directorate
Air Traffic Management and Safety
Airspace Operations and Safety Program
Our streets are crowded with commuters and delivery vehicles, but when a police car or fire engine approaches with its lights and sirens on, drivers clear the way. In the coming years, drones for deliveries and other commercial tasks will become common in the skies over our communities, and NASA is working to ensure first […]
Posted April 30, 2026
As winter turned to spring, the skies over the Gulf of Alaska displayed textbook examples of numerous cloud formations.
Posted April 30, 2026
I Am Artemis
Artemis
Artemis 2
Orion Multi-Purpose Crew Vehicle
Orion Program
Listen to this audio excerpt from Ryan Schulte, Orion flywheel project manager: As the four Artemis II astronauts traveled on a 694,481-mile journey around the Moon and back, the Orion spacecraft provided them with all the essentials for deep space life, including daily exercise.
Posted April 30, 2026
NISAR (NASA-ISRO Synthetic Aperture Radar)
Photojournal
Description A scientist produced this map of land subsidence (sinking) in Mexico City using data from the NISAR (NASA-ISRO Synthetic Aperture Radar) mission captured between Oct. 25, 2025, and Jan. 17, 2026. The region has been a well-known hot spot of subsidence for decades, and images like this help confirm that NISAR is performing as […]
Posted April 30, 2026
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