At the core of Isaacman’s concerns is the low flight rate of the SLS rocket and Artemis missions. During past exploration missions, from Mercury through Gemini, Apollo, and the Space Shuttle program, NASA has launched humans on average about once every three months. It has been nearly 3.5 years since Artemis I launched.

Crew members of China's Shenzhou-20 mission recently detailed their reactions upon finding cracks in their spacecraft's viewport during the nation's first spaceflight emergency.

Reentry of an unarmed U.S. Air Force Minuteman 3 intercontinental ballistic missile following a test launch. Credit: U.S. Army photo by Amy Hansen HUNTSVILLE, Ala. — The Trump administration’s fiscal year 2026 defense budget request marks a turning ...

Japan’s national space agency – the Japan Aerospace Exploration Agency (JAXA) – was established in 2003, but the history of Japan’s space programs dates all the way back to early developments in rocketry in the 1920s. As Japan transitioned through ...

Here are two key topics on the earnings call that investors should know about.

NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an additional crewed test flight before attempting to land.