If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

NASA is on the verge of sending astronauts back toward the Moon for the first time in more than half a century, and that ...

A recent photo from NASA's Curiosity rover gives an idea of what Mars would look like under skies that resemble our own on ...

NASA announced it's ending a mission to the International Space Station early because of a medical situation involving one of ...

NASA Curiosity rover, which launched from Florida in 2011, captured panoramic image of Mars that resembles a sunset on Earth.

NASA says a crew member on the International Space Station is unwell. The agency canceled a planned spacewalk for Thursday ...