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
Mystery solved, thanks to a sand box in a wind tunnel
Can you drive the rover, or will you break it?
Here are some of our faves
Kepler and Dawn guzzled through their precious gas for similar reasons.
And now we know exactly where it's going to poke around.
The longest-running surface mission laid the groundwork for some big things ahead.
More than 200,000 aspiring space explorers volunteered for a one-way trip to Mars. Are they insane?
Lost on the Red Planet? Ask Dr. Fred Calef III
Stranger worlds to come
Plus a sneak-peak review of the first 49 minutes of the film
Mark Watney, eat your heart out
The Force is strong with this rover
A lesson from the Apollo missions
BILI is like radar for biomolecules
Autonomous science-bots will make it easier to explore our solar system … and beyond.
Here's why that's important for mission scientists here on Earth.
It's caught in a storm that now covers a quarter of the planet, and is still growing.
But that's not too weird for the red planet.
They were good while they lasted
Eyes in the Martian sky
European Space Agency's long-awaited astrobiology project is set to take off
NASA has a grand new simulation
The revolutionary explorer gets a life extension
This rover is made in China
The importance of today's landing
In an exclusive interview, the executive producers of NatGeo's 'Mars' miniseries discuss colonizing the red planet
Hang in there, sleeping beauty.
It's having memory issues.
The window of Opportunity is closing.
If alien life exists below the surface of Mars, it might very well have a thing or two in common with these populations.
The rover took the shot, but never had the chance to send it back to earth.
Future Mars rovers might come with unmanned helicopters
Almost as good as the book
Potential evidence of tiny, ancient Martians
Orbiting laboratory could pave the way for a landing party
The robot got a sort-of, almost, artificially intelligent upgrade
Can you hear Mars now?
Now, on up Mount Sharp
Scattered robot dreams
If at first you don't succeeed...
It was warm and wet right around the time life got its start on Earth.
The news isn't great, but it's not a showstopper either.
His favorite astronaut, his most beloved fictional space explorer, and the discoveries that would have changed the plot of 'The Martian.'
The little rover that could.
Happy Carl Sagan day! Celebrate with this blast from the past in the pages of Popular Science
Protecting future Mars payloads from fiery blasts
No sign of sandworms so far
Some of the coolest views that people can see on Mars when we finally get there.
The anniversary of the Viking landing
New research hints at how hydrogen ends up in rocks
But the new Mars orbiter is a big success
In memory of "the last moonwalker"
Not even space robots are immune to the effects of old age
Time for a new plan.
The mystery of Martian farts won't be solved overnight.
Like a rock
The ocean-filled moon might hold the life we've long searched for in space. And scientists have one shot to reach it.
Plus baby wolves
Future astronauts may depend on it, and a new forecast is about to be put to the test
A newly-investigated essay from 1939 reveals Churchill's thoughts on E.T.
Heat and drills will help us probe for alien microbes
Ready, set, go.
Small, but mighty.
InSight is blasting off this week.
No spaceship required
Thankfully, NASA condensed the 11-year journey into an 8-minute video
If you can make it here, you'll make it anywhere
A power trip to the red planet.
It's not actually dark and it's definitely not red.
And that in turn could help us get to Mars, says NASA-commissioned study
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