Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 ...

Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

ESA is revolutionizing access to Mars with its LightShip initiative, focusing on small, cost-effective spacecraft. This new ...

During his inaugural address, President Donald Trump said he wants 'American astronauts' on Mars. Where does a future Mars ...

The president’s Inaugural Address linked landing on the Red Planet with Manifest Destiny, but left many of the specifics ...

We explore how long it takes to get to Mars and the factors that affect a journey to the Red Planet. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

It’s a term used by astronomers to describe when Earth, Mars and the Sun align. When this happens, Earth sits directly ...

FOUR planets are visible in the night sky. You will have to battle January clouds, but here is how to find them.

You might want to keep your eyes on the skies through next month: Six planets will align in January and February.

Although it's being mistakenly promoted as a "rare planetary alignment," one of the best "planet parades" in half a century is now taking place. Here's how to see it.