NASA opens the International Space Station to commercial ventures
It will welcome aboard private astronauts and businesses.
SpaceX explains how its internet satellites will survive in orbit
The first 60 are due for launch today.
Three teams will compete for millions in DARPA's rocket launch challenge
One mystery competitor wishes to remain anonymous.
SpaceX won't take tourists around the moon this year
Elon Musk's space travel initiative has been delayed until at least mid-2019, if not longer.
This galaxy without dark matter is bending the rules of space
Scientists are stumped.
Vanguard I has spent six decades in orbit, more than any other craft
And it’s still providing valuable information.
ESA's air-breathing thrusters help keep satellites alive longer
The technology could herald a 'new class' of space mission.
NASA makes contact with satellite lost in space 13 years ago
The IMAGE satellite was spotted by an amateur astronomer.
Rocket Lab reaches orbit for the first time
'Still Testing' ferried three small satellites to Low Earth Orbit.