What the heck is a Space Force? We finally (sort of) know.
Experts still aren't sure how the sixth military branch would actually work.
We think you can, Opportunity.
If Zuma is still up there, these are the people who might spot it.
Here's how it all began.
A power trip to the red planet.
Three astronauts made the ultimate sacrifice, but they didn't die in vain
One of these spacecraft could become the first private spacecraft to land on the moon
They're a potential source of food, air, clothing, and more. But will they survive the journey, and can we avoid contaminating the red planet?
To gain an edge here on Earth, China is pushing ahead in space
NASA's mission to Jupiter is brought to you by: the Sun, from 500 million miles away
7 vehicles that will carry humanity into orbit and beyond very soon
Next year could be a milestone in the private space race
The space gold rush is on
The space race is officially back on, but slower and steady may win the race
You don't need a rocket to leave Earth. There's a slower, gentler trip in the works—and it comes with a cocktail.
Many more eyes in the skies
The cosmonaut deserves a little more fame
More than 200,000 aspiring space explorers volunteered for a one-way trip to Mars. Are they insane?