Scientists prove Einstein's theory after observing the collision of black holes.
A mysterious object is believed to have fallen from the sky in India over the weekend, blasting out windows and causing an explosion that left one dead.
In future centuries, popular vacation destinations may literally be out of this world. NASA commissioned a new installment of speculative vintage travel posters to sell the best spots to visit in our solar system and beyond.
NASA is officially looking for new space sailors. Here's what you need to qualify, but you'd better apply soon.
There's little data on asteroid 2013 TX68, leaving doomsayers predicting a cataclysmic collision. But the space agency is far less concerned.
NASA recently outlined its plan to get astronauts to Mars roughly two decades from now. Here are some of the biggest planned milestones it hopes will make that happen.
Using real images taken from the spacecraft Dawn, NASA takes you on an animated tour of the largest body in the asteroid belt.
It will be a long, tough journey for the astronauts who embark on the first manned mission to Mars. A brief, new NASA video addresses how the agency's planning to help them deal with the stresses.
The warm interior ocean of this moon of Saturn is bursting through its surface and the spacecraft plans to dive-bomb the satellite for a sip.
Moonlight and clouds star in a NASA image of the big US blizzard showing the storm lit up from above and below.