Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.

These are missions only NASA can lead. Everything else should go to partners who can deliver faster and cheaper.

This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...

Scientists have traced ancient Martian shorelines inside a giant canyon, revealing where a vast ocean once stood and why ...

Arcadia Planitia does not draw attention in the way Mars’s great canyons or volcanoes do. It sits quietly across the northern ...

NASA is quietly ending financial support for independent planetary science advisory groups, according to a letter posted to the agency’s website on January 16. The affected groups have historically ...

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

Blue Origin will use a flight-proven booster on the next launch of its New Glenn rocket. The liftoff, which is targeted for ...

Engineers at the Jet Propulsion Laboratory (JPL) confirmed signal lock with Perseverance first, followed by Curiosity and the Mars Reconnaissance Orbiter relay network.