Long before Mars turned into the frozen desert you see today, water shaped its surface in dramatic ways. Rivers cut through highlands, lakes pooled inside craters, and floods tore open canyon walls.

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

Eight "skylights" may be entrances to underground spaces where evidence of ancient microbial organisms could be found. The ...

Since humanity's first steps on the moon, the aspiration to extend human civilization beyond Earth has been a central ...

Forget the dusty, rusty landscape you see today. Billions of years ago, Mars may have been soaking wet. Tropical storms might ...

A recent study spotted water carved cave openings in Mars Hebrus Valles region, hinting at sheltered places where signs of ancient microbes could survive.

Learn more about volcanic activity on Mars and how it may have once provided vital elements to the atmosphere.

Life on Mars sounds like something from a "Doctor Who" episode. But a study published in the International Journal of Astrobiology challenges the science fiction notion of that idea. The research ...

Are we alone in the universe? This must be the deepest question in human history. Since its creation, NASA and other space ...

NASA’s Johnson Space Center reminded everyone on Monday that its four volunteers have been inside its Mars simulation habitat for a whole month now, though they still have 344 days to go before they ...

There is no life on the moon. The 2020 election was not rigged. I have no direct evidence to support any of these claims, but ...

The three astronauts on the mission to be the first humans on Mars don’t even get to the surface before the trouble starts. They enter the Martian atmosphere wrong, half crash-land in a spot not quite ...