A decade ago, scientists at the European Space Agency (ESA) had just wrapped up the yearslong process of building a ...

Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...

Cancel anytime. The best is yet to come for sky watchers who want to see the long-tailed comet Tsuchinshan-ATLAS. Astronomers say it should put on a show the next few days. The comet Tsuchinshan ...

Here’s how it works. Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in ...

Voters in the US are heading to the polls to cast their ballots for either Donald Trump or Kamala Harris in one of the nation’s most historic presidential races. It was raining across much of the ...

The Sky at Night Ancestral Skies Your Images: Comet C/2023 A3 (Tsuchinshan–ATLAS) Here are some amazing images posted on the Sky at Night Flickr page. Thanks for sharing!

COMET (Changing Our Mental and Emotional Trajectory) is a two-hour interactive training that teaches participants how to reach out in a meaningful, respectful and supportive way to friends, co-workers ...

System to pick US president created in 1787, when the South found a way to inflate its numbers and political influence.