From our tiny blue planet to the edge of the observable universe, this video takes you on a breathtaking journey of scale. We ...

This planet, located about 700 light-years from Earth, is known for its remarkably short orbital period and extreme surface ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

So, while browsing an astronomy forum today, I suddenly came across some news that completely baffled me — the third ...

The cosmos, in its vast expanse, continues to reveal awe-inspiring mysteries. The latest of these enigmas is a color-changing ...

Letters to the editors for the May 2025 issue of Scientific American ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

Discover Our Solar System Through Detailed 3D Models Forget dusty textbooks and flat diagrams. We’re talking about ...

A hunk of speckled mudstone, sitting in a barren wasteland 215 million miles from Earth, might just be the most important ...

Scientists are unraveling the mysteries of "steam worlds"—exoplanets known as sub-Neptunes that are rich in water but orbit ...

NASA's Voyager 1 launched 48 years ago in September 1977 on a decades-spanning journey to study the cosmos and search for ...

The earliest images of 3I/ATLAS, newly uncovered by Michigan State University, reveal how the interstellar object evolved as ...