The leak has been repaired, but its origins remain mysterious.
What the heck is a Space Force? We finally (sort of) know.
It's time to stop sending up so much garbage.
In 1966, the Air Force sent an uncrewed space station into orbit
Experts still aren't sure how the sixth military branch would actually work.
Just months after Sputnik's launch, the USAF had a manned lunar landing program all figured out.
Sudden peeing, sweat balls, and so much more
The new era of space strategy
Mike Massimino shows me around
The telescope began work 26 years ago today, but getting there wasn't so easy
There's just one catch: you'll have to tune in at 5:30 am Eastern time on Saturday to see it
Divest from Russia, with love
Giving small satellites a boost
Science takes off.
And the rockets' red glare...
Everybody poops. In space, it's pretty difficult and requires a lot of planning.
Maybe, but they're still a bad idea
You don't need a rocket to leave Earth. There's a slower, gentler trip in the works—and it comes with a cocktail.
Slow but steady sun-powered spacecraft could transform space travel