Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

The mysterious blast site of the Tunguska Event of 1908 is revealed in satellite images obtained by NASA’s Operational Land ...

Apollo 13, Ron Howard's docudrama about a disastrous mission to the moon, turns 30 this month. Tom Hanks, Kevin Bacon, and ...

The fiery ball that streaked across the South Carolina sky Thursday could have been a meteorite, according to the National Weather Service.

Watch Comet 96P/Macholz brighten as it flies by the sun in these time-lapses captured by the ESA/NASA Solar and Heliospheric ...

July will kick off with colorful flashes of light during Independence Day celebrations across the United States, but the ...

Claims that an asteroid or comet airburst destroyed the biblical Sodom captured the public’s imagination. Its retraction ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

The next big space threat isn't to Earth. It's to the Moon.

NASA observes largest Oort Cloud comet, C/2014 UN271, exploding with CO gas jets, thanks to ALMA’s deep-space capabilities.

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

Scientists aimed ALMA at the comet in March 2024 and saw carbon monoxide — a gas that usually doesn’t show up in observations that far away — gushing out of its surface in jets. The team also picked ...