Astronomy
Explore Astronomy
Latest about Astronomy

There's an infinite amount of energy locked in the vacuum of space-time. Could we ever use it?
By Paul Sutter published
Unfortunately, any work you do in the universe will have to be done the old-fashioned way.

It's been nearly a century since Chicago saw a powerful dust storm like this (photos)
By Meredith Garofalo published
A historic dust storm hit Chicago last month, and a weather satellite gave us a bird's-eye view of the dramatic event.

Powerful solar telescope unveils ultra-fine magnetic 'curtains' on the sun's surface
By Samantha Mathewson published
The sharpest images ever captured of the sun reveal intricate magnetic structures dancing across its surface.

European Mars orbiter spies crumbling crater 'soaked in layers of Martian history' (photo)
By Samantha Mathewson published
The Mars Express probe captured a striking new view of a Martian crater that holds clues to the planet's dynamic history spanning billions of years.

Vast cosmic voids are far from empty — they're hiding something dark
By Paul Sutter published
The vast, seemingly empty spaces between galaxies are not entirely empty. So what's in these cosmic voids?

A hidden 'super-Earth' exoplanet is dipping in and out of its habitable zone
By Keith Cooper published
With 10 times the mass of our planet, and spending only part of its orbit in the habitable zone, Kepler-725c is very different to Earth.

Fireball streaks through aurora-filled skies | Space photo of the day for June 5, 2025
By Kenna Hughes-Castleberry published
Skywatchers in Chelsea, Canada are treated to a stunning aurora display that has a little something extra.

James Webb Space Telescope reveals largest-ever panorama of the early universe
By Sharmila Kuthunur published
Astronomers unveiled the James Webb Space Telescope's largest view yet of the early universe in a richly detailed catalog of nearly 800,000 galaxies.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!