In 1966, the Air Force sent an uncrewed space station into orbit
Here's how it all began.
We all like having options.
The country's longest manned mission is part of their plan for a permanent orbital outpost
Asgardia might become a legit state, but don't count on it
Satellites and space tourists
Everything is awesome!
Ready by 2022
Private Chinese companies could launch microsatellites and one day, taikonauts
Astronauts will periodically enter the habitat designed by Bigelow Aerospace
Bigelow Aerospace is sending up an expansion pack for the ISS
A moment of silence
The next big step towards sending humans to Mars
It's official: the next big telescope will launch in October 2018
Now it's up to President Obama to decide whether Earth businesses can own pieces of asteroids
With environmentally friendly engines
The LDSD uses a huge parachute and a surface-wide balloon as supersonic brakes
Slow but steady sun-powered spacecraft could transform space travel
Up close with Robert Bigelow and his dream of habitable bubbles in space
If Sierra Nevada can't build its vehicle, no one else can.
Will NASA be required to fund the Dream Chaser?
And it can be yours -- for a small fee