NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall ...

What do the clouds on Jupiter, dust storms on Mars and rainstorms on Titan all have in common? They look like they belong on ...

Mars and the star Regulus delighted stargazers last week when they were seen side-by-side in almost the same brightness but ...

What do the clouds on Jupiter, dust storms on Mars and rainstorms on Titan all have in common? They look like they belong on ...

Look for them around 10 p.m. local daylight time, roughly one-quarter up in the western sky. In addition to their closeness ...

A field star drifting within 10,000 astronomical units may be enough. This could rattle the Oort Cloud, the icy shell at the ...

SpaceX CEO Elon Musk wants to send a cargo ship to Mars by the end of next year. Here’s why that plan likely won’t pan out.

When most of us think about theweather on other planets, we imagine extreme conditions—boiling acid rain, methane snow, or ...

The European Space Agency (ESA) has provided an interesting prediction for when humans will be packing up and leaving Earth ...

New images from NASA's Curiosity Mars rover show the first close-up views of a region scientists had previously observed only from orbit. The images and data being collected are already raising new ...