The early solar system was a wild, world-destroying place.
The rover shut down science activities a few days ago.
Which one will win? We'll find out in 2019.
The robot's failed mission shouldn't come as a shock.
Should we go? Can we afford to go? All this, and more.
Short answer: a time machine
We think you can, Opportunity.
The journey to Mars, told in GIFs
The story of heroic fasteners that will get us to the moon and back.
Bringing snark to Mars
One small flight for drones
There's a good reason NASA hasn't said they've found life on Mars—it's beyond their current capabilities.
Unfortunately, NASA doesn't have a good game plan
A deep-dive on whether we can handle the implications of such a discovery
If you want to go to Mars, fly American
Just a pale blue dot.
Sorry, no aliens—yet.
Many hopefuls have signed up for a one-way ticket to the red planet. But if they aren't prepared, the trip may be a short one.
In the California desert, Honeybee Robotics is testing a drill that could search for life on other worlds
A rover of her own.
Protecting alien sites from Earth contamination
NASA is taking suggestions this week
But settling the life-on-Mars debate is just the beginning
Interplanetary dune buggy