Now that its reflective sail has deployed fully open in orbit, the Advanced Composite Solar Sail System can be seen in the ...

NASA's Advanced Composite Solar Sail System, or ACS3, has been fully deployed in orbit, according to the administration, and ...

Astronauts in a demo flight headed by billionaire-pilot Jared Isaacman are testing leading-edge technologies pivotal to ...

NASA’s Jet Propulsion Laboratory has issued a warning for a monstrous asteroid that is expected to rocket past Earth on Tuesday evening. Dubbed 2024 ON, the celestial space rock measures 950 ...

A conservative watchdog group launched a Freedom of Information Act probe against the National Aeronautics and Space Administration (NASA) seeking documents relating to the situation that has left ...

"While this may not have been how we originally envisioned the test flight concluding, we support NASA’s decision for ...

so the Demo-2 flight was extended to allow for a bigger crew on station. Bob Behnken trained for (and carried out) multiple spacewalks while on station. NASA's main point in ordering two separate ...

It may need to design and validate new thruster configurations for Starliner before it can fly again, and it's unclear if NASA will require another crewed demo mission as the current one is being ...

which arranged for the launch of two NASA tech demo cubesats on SpaceX’s Transporter-11 mission that launched Aug. 16. NASA has used VADR for a few dedicated launches, including one pair of ...

Starliner’s crew demo capped a journey filled with delays and setbacks. After the space shuttles retired more than a decade ago, NASA hired Boeing and SpaceX for orbital taxi service.

NASA's Advanced Composite Solar Sail System is seen orbiting Earth in this 13-second exposure photograph, Monday, Sept. 2, ...

Can you spot the solar sail? Share your viewing experience online using the hashtag #SpotTheSail for a chance to be featured on NASA's website and social media channels. Here's how to use the ...