The planet Mars may once have enjoyed a much milder climate, accompanied by regular and abundant rain. This long-debated hypothesis finds new support thanks to recent observations by ...

Since humans first started observing Mars, the existence of nocturnal ice clouds on the Red Planet has been known, primarily through daytime observations and sophisticated climate models. Twilight ...

A northern summer dust storm on Mars boosted high-altitude water escape, suggesting short-lived events may play a bigger role ...

NASA's Perseverance rover, launched in Florida, discovered bleached rocks on Mars, providing new evidence that the planet was ...

NASA’s Curiosity rover has found the largest organic molecules ever detected on Mars. The discovery was made in ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. New images from NASA's ...

What may look like a single volcanic eruption is usually the visible outcome of far more complicated activity taking place underground. Beneath the surface, magma can migrate, cool, mix, and ...

It’s a virtual mission to Mars. Our first mission to Mars may still be a ways off, but people can take a virtual tour of the Red Planet thanks to a brand new video by the Mars Express Orbiter. People ...

The current image of Mars as an arid and hostile desert contrasts sharply with the history revealed by its surface. Channels, ...

The discovery suggests that parts of Mars may once have supported tropical-like climates, complete with heavy, sustained rainfall.

As more than 120 million people tuned in to the Super Bowl for kickoff on Sunday evening, SpaceX founder Elon Musk turned instead to his social network. There, he tapped out an extended message in ...

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, ...