NASA's Mars satellite has discovered marks on the surface of Mars that look like blobs of paint running down a wall.
Space and Ufo
Researchers claim that a whole 'population' of mini-moons may be hiding near Earth
Experts alarmed by White House proposal for 'largest single-year NASA funding cut in American history'
Here's Where Failed Soviet Spacecraft Cosmos 482 Could Crash to Earth This Week (Map)
Earth may not have gotten its water the way we thought, controversial meteorite study suggests
Do other planets have seasons?
May's Full Flower Moon Will Be a Micromoon. Here's How to Watch It Rise
These are the clearest images to date of planets being born around distant stars.
Space photo: Record-breaking James Webb telescope image captures 1,678 galaxy clusters at once
Physicists have created the first 'black hole bomb' on Earth, confirming a decade-old theory
Amateur astronomer captures detailed images of the Alligator and Whirlpool galaxies from his backyard observatory
This week's science news: International power outages and 'T-rex'-themed bags
Planet Nine? Astronomers have discovered a potential ninth planet far beyond Neptune, but not everyone is convinced
New images hint that doomed Soviet spacecraft plummeting to Earth may have already deployed its parachute: Latest news on 'Cosmos 482'
Mysterious Vesta, the second-largest asteroid in the solar system, may be part of a lost planet
