For every galaxy that's visible from Earth, there are nine smaller ones that we can't see, even with all the technology we've ...

At about 950 times bigger than our Sun, Betelgeuse is one of the biggest stars in our Universe. But that comes with a price. Just like us, stars have a life expectancy, and Betelgeuse is no different.

You can't see, feel, hear, taste or smell them, but tiny particles from space are constantly raining down on us.

"This was many times more energetic than any similar event and more than any known explosion powered by the collapse of a ...

Spencer Axani, assistant professor in the Department of Physics and Astronomy, is the inventor of CosmicWatch, a portable, ...

The gravitational lens JVAS B1938+666 consists of massive bodies ranging from 6.5 billion to 11 billion light-years away, ...

It used to be said that you could test your eyesight by counting the number of stars visible to the unaided eye. The best nights to try this are around January 19 when the Moon is new ...

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground ...

Illinois residents may be able to catch a peek of the first full moon of 2026 tonight. Here's when to venture outside.

A mysterious force called Dark Energy might be changing, in a way that challenges our current understanding of the nature of ...

A spectacular supermoon and the first meteor shower of the new year will soon appear in the California night sky. The ...