The Atacama Desert In Chile is a great place to get an idea what life would be like on an extra solar planet like Gliese 581 C Taken From Horizon: Are We Alone in teh Universe?

The first American woman in Space talks about her historic flight on NASA's 50th anniversary. She flew aboard Space Shuttle Challenger in June 1983 on the STS-7 mission.

Astronomers are combing through fresh data from the James Webb Space Telescope in a never-ending quest to find ever-more-distant galaxies. However, the observatory is still studying a variety of objects, from insanely detailed images of Jupiter to the most distant known star.

Atlantis has blasted off on NASA's last space shuttle launch. The historic liftoff occurred Friday morning,July 8th, 2011, 30 years and three months after the very first shuttle flight. Four astronauts are riding Atlantis to orbit. The shuttle is bound for the International Space Station, making on...

How can a substance be a solid, liquid, and gas all at the same time? See the process scientists describe as "The Triple Point."

Launched nearly 28 years ago, the Hubble Space Telescope has changed our understanding of the cosmos, allowing us to calculate the age of the universe and the rate at which it is expanding. Hubble has allow us to peer back to almost the origins of the universe, to locations more than 13.4 billion li...

Saturday (May 30) SpaceX's first crewed mission! NASA, SpaceX to Launch First Astronauts to Space Station from U.S. Since 2011. A new era of human spaceflight is set to begin as American astronauts once again launch on an American rocket from American soil to the International Space Station as part

Meet SpaceX's Dragon V2 spacecraft, the next generation spacecraft designed to carry astronauts to Earth orbit and beyond.

How big can they get? What's the largest so far detected? Where does an 18 billion solar mass black hole hide? We've never seen them directly, yet we know they are there. Lurking within dense star clusters or wandering the dust lanes of the galaxy. Where they prey on stars. Or swallow planets whole....

Virgin Galactic’s VSS Unity, the reusable rocket-powered space plane carrying the company’s first crew of tourists to space, has successfully launched and landed.