NASA scientists noticed Curiosity wasn't sending back most of its data. Fortunately, it seems to be a problem that's fixable.
It's a magnetic tale.
The water on the surface of the moon could possibly support future lunar outposts.
The spacecraft is the size of a small bus and could be a home for astronauts making the long trip to Mars.
But there are still many tests and hurdles before SpaceX's test launch in April 2019.
Opportunity has been weathering a giant dust storm since June, and soon we'll find out if it survived.
There's not enough trapped carbon dioxide to thicken the planet's atmosphere much.
They've awarded cash prizes as part of an ongoing competition.
New research helps scientists understand how Mars got so dusty.
A new study just found an underground reservoir on the Red Planet, the latest good sign for the possibility of some kind of life there.
New evidence of water on Mars could be the best indication yet that liquid flows on the Red Planet.
3.5 billion years ago, the moon could have had liquid water, an atmosphere, and even microbial life.
Go behind-the-scenes with the astronauts of the Apollo moon landing in these archival photos.
A giant dust storm has covered Mars's entire surface and could last until September.
The Red Planet will reach peak brightness on July 27, just in time for the total lunar eclipse in some parts of the world.
The Mars rover finally met a rock it couldn't best.
They make a nice pair.