On Sept. 27, 1997, NASA's Mars Pathfinder mission beamed its very last data transmission back to Earth. See how it happened in our "On This Day In Space" series!
The bathroom on the International Space System is getting a major upgrade with a new, high-tech, compact space toilet to be delivered next week.
If you had a few billion dollars and some of the most talented space scientists and engineers in the world, where would you go?
If there is indeed life on Venus, it may have come from Earth — aboard an asteroid that scooped up microbes high in our skies.
As International Observe the Moon Night goes virtual this year, NASA is inviting the public to join a live celebration online.
Autumn officially arrives in the Northern Hemisphere on Tuesday, Sept. 22 at 9:31 a.m. EDT (1331 GMT). And consequently, our evening sky is now one in transition.