Hubble Space Telescope and MAVEN mission have been used to help unravel the mystery of Mars' escaping water. Credit: NASA ...

A study, conducted in part by NASA, indicates why Mars is red — and, more importantly, what this says about potential life on ...

A newly identified Kuiper Belt trio, possibly only the second of its kind, could provide strong evidence that these distant ...

A file photo taken 27 August 2003 by NASA's Hubble Space Telescope shows Mars snapped within minutes of the planet's closest approach to Earth in nearly 60,000 years ...

NASA's most remarkable achievements include launching Explorer 1 in 1958, the 1969 Apollo 11 moon landing, and the Hubble ...

Hubble was built to be tuned up in orbit. But it wasn't designed for the major overhaul NASA astronauts undertook during its fourth servicing mission, 3B, in March 2002. They delved into the ...

It's a new type of three-body problem for astronomers, who used the Hubble Space Telescope to determine that twin asteroids in the Kuiper Belt could be triplets.

A part of space 4,000 light-years away is filled with baby stars, and the Hubble Space Telescope can see them. Two new photos taken by the intrepid telescope and released to celebrate the eye on ...

Hubble and its fellow observatories give us an unprecedented, crystal-clear look at the far reaches of the cosmos. Explore these orbiting pioneers and learn what they've discovered. 3 min read The ...