New research shows that an intense regional dust storm transported unusually high amounts of water vapor into Mars’ upper atmosphere, boosting hydrogen escape. The discovery reshapes understanding of ...

Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, Rosette Nebula and galaxy NGC 5335 to celebrate. Credit: NASA's Goddard Space ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

Two of NASA's giants of cosmic discovery have been named among the best inventions of the past quarter-century – at least, according to Time magazine. The media company recently assembled a list of ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. The Museum of the Rockies and members of the South West Montana Astronomical Society (SMAS) will ...

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

New research has mapped 16 extensive, interlaced river systems on Mars, dating back approximately 3.7 billion years to the Early Hesperian Period. These large river systems, despite covering only ...