It was put on Webb to diagnose and measure any blur in its images. Even nanometres of distortion in Webb’s 18 hexagonal ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

Betelgeuse, the brilliant red star marking Orion's shoulder, has long been suspected of harboring a secret. I have to confess ...

An interstellar visitor is zipping through the Milky Way, and a team of Michigan State University researchers is keeping ...

Elliptical galaxies instead tend to be older, more massive, and with stars distributed not in a nice little disk, but in a spherical distribution. Elliptical galaxies, being the product of galactic ...

On Oct. 13, 1773, a French astronomer named Charles Messier discovered the "whirlpool galaxy," also known as Messier 51, or M51. Charles Messier was scanning the sky for objects that could confuse ...

Astronomers spot a red supergiant star hidden in dust just before it exploded, solving a long-standing mystery about missing supernovae.

For decades, scientists have suspected that Betelgeuse—the giant red star that forms Orion’s shoulder—wasn’t alone. Now, a ...

The Harry Potter books may be the series that started the trend of books with magical schools for kids, but it is not the ...