This modern-day lunar gold rush has attracted diverse participants, from established space agencies to innovative private ...

Chinese researchers unveil how helium can improve solid-fuel rocket motors and enhance propulsion efficiency and stealth.

When observing the night sky, it's easy to forget that every point of twinkling light is a star at some point in its life ...

NASA is preparing to bring Butch Wilmore and Sunita Williams back from the International Space Station earlier than planned.