Making history. European scientists land a spacecraft on a moving comet.
There’s nothing like being at the right place at the right time. That includes the planet Mars.
Mars is facing a close call this weekend. A rare comet will pass by the planet at an extremely close distance.
Close encounter! All eyes were on outer space as a comet barreled toward the sun. Would it survive this dangerous journey?
A spacecraft that gave scientists their first peek into a comet’s icy interior will explore no more, NASA said Friday.
One of the year’s best meteor showers is peaking!
It’s being billed as the “comet of the century.” This fall, a spectacular comet will be passing so close to the earth that it could shine brighter than the moon.
A comet that’s been putting on a show south of the equator is now visible where we are—but it’s not easy to see.
Scientists now have close-up pictures of a hyperactive comet that seems to be spewing water.
When a team headed by a University of Maryland scientist punched a hole in a comet, they had everything but a clear view. Five years later, that may be about to change.