Ancient shoreline features hint that water on Mars once formed a vast ocean.

Even though the Red Planet's atmosphere is thin, wind is still one of Mars' most relentless sculptors.

NASA's Curiosity rover has sent back a striking new "postcard" from high on the slopes of Mount Sharp, offering a dramatic look at the rugged Martian landscape it's been exploring for more than a ...

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.

Planets, stars, and star clusters, oh my!

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

Look to the west on the nights following June 18 to see Mars sweep past the bright star Regulus to enter the Spring Triangle - a formation of three prominent stellar bodies that are visible as spring ...

Exploration advocates are pushing back against the planned cancellation of NASA's Mars sample return project, saying it could ...

The moon makes for an excellent guide to see Mars in the night sky tonight. As the sun sets this evening (Feb. 9), the moon will be shining brightly in the east, 93% illuminated in its waxing gibbous ...

The moon and Mars will share a close approach in the night sky tonight (Nov. 20), coming close enough together for a nice pairing for the naked eye or binoculars. As seen from the United States, the ...

“This exciting discovery opens up new possibilities for auroral research and confirms that auroras could be visible to future astronauts on Mars’ surface." When you purchase through links on our site, ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...