A team of astronomers has discovered that the spiral arms of the Milky Way galaxy may stretch further out into space than was previously known. The scientists made precise distance measurements of dust clouds in the arms using data from two telescopes orbiting high above Earth’s atmosphere — NASA’s Chandra,

A NASA whistleblower claimed that the space agency knowingly covered up proof of alien life captured in everyday photos.

A three-armed spacecraft rocketed into orbit Friday to rescue a NASA telescope that’s in danger of crashing back to Earth.