John Grunsfeld has a model of the Hubble Space Telescope on his bookshelf. It's right next to a model of a NASA space shuttle, which delivered Hubble to space 35 years ago, and it's no secret why both ...

The roar of rocket engines, the trembling earth beneath your feet, and a pillar of fire slicing through the sky—few human ...

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape. "This caught our attention," Charles Black, the founder of the Earth and ...

China has chosen payloads from a range of international partners to fly on the country’s Chang’e-8 lunar south pole mission, expanding its space diplomacy.