After more than three decades of trailblazing discoveries, NASA’s Hubble Space Telescope has done it again. Combining fresh ...

A new study led by Harvard & Smithsonian’s Center for Astrophysics has uncovered direct evidence of a long-suspected ...

The huge, red star Betelgeuse , which marks the hunter's shoulder in the constellation Orion, may have swallowed up a companion star not long ago, a new study suggests. Betelgeuse is a "red supergiant ...

Scientists studying the star Betelgeuse have determined that it's actually roughly 25% closer than previous estimates. The star is also slightly smaller than scientists assumed, though it still ...

Recent observations of Betelgeuse, a star located in the constellation Orion, have created a mystery about the red supergiant. They suggest it is spinning much faster than a star its size should be ...

A bright yellow star, shining rays spiked on its sides to from a small "+", hangs in the center of a rich, dark blue, almost black sky. Fainter stars are sprinkled throughout. A new unpublished study ...

Betelgeuse is one of the best-known stars in the night sky, as well as the easiest to find. New examinations of this behemoth star suggest it is both smaller — and closer — than astronomers believed.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An asteroid in our ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The huge, red star Betelgeuse, which marks the hunter's shoulder in the constellation Orion, may ...