Astronomers have recently detected a rogue planet entering our solar system, marking a rare event that has sparked ...

UW’s Institute for Data-intensive Research in Astrophysics and Cosmology, founded in 2016 with support from the Charles and ...

The immensity of space makes it impossible for humans to discover every hiding place the universe holds. Its infinitude makes ...

For astrobiologists, the search for life beyond our solar system could be likened to where one would look in a vast ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers determine the object’s size.

The first was ‘Oumuamua, a small, cigar-shaped object that visited our solar system in 2017. Its true nature is still up for debate, though some experts believe it was a comet.

There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the ...

(Image credit: alexandarilich/Getty Images) Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's just a blip in the 13.8 billion-year story of the universe.

None of this has improved my dimensia to the point that I can relate to the size of the solar system or the Milky Way, much less the universe. But one thing Fleisch reminded me of does help me get ...

A pair of planetary scientists simulated how our solar system might have evolved if it had a super-Earth orbiting where the asteroid belt is today. The results are enough to make you grateful that ...

But black holes are much rarer in the universe, and the chance of one traveling through the solar system even a single time is low — much less that it would collide with something.