Mars may look like a frozen desert today, but new evidence suggests its watery past didn’t simply fade away quietly—it may have been blasted into space by powerful dust storms. Scientists have ...

Since its launch in April 1990, the Hubble Space Telescope has been an invaluable tool for astronomers in unraveling the ...

On April 24, 1990, humanity launched a scientific revolution. I mean “launched” literally: on that date the space shuttle Discovery roared into the sky with the Hubble Space Telescope nestled in its ...

For years now, NASA’s Hubble Space Telescope has had its fair share of brushes with death. The groundbreaking observatory launched into low-Earth orbit 36 years ago, and it’s now been operational two ...

Enjoy this week's planetary bonanza, from Earth to distant Saturn and everything in between. We also feature unusual ...