On a clear night, the Milky Way and the Andromeda galaxy look like close neighbors. In space, they really are.

Approximately 96% of the images from some space observatories in low Earth orbit could be tainted over the next decade due to light contamination from satellites, according to an analysis published in ...

There’s certainly nothing living on the asteroid Bennu, an airless, 1,614-ft. rubble pile orbiting the sun about 40.2 million miles from Earth. But that doesn’t mean that Bennu hasn’t all at once ...

An ultra-high-resolution map of mass in the Universe, revealing how dark matter has shaped the growth of galaxies over the past 10 billion years, is published in Nature Astronomy. The map has more ...

The metallic asteroid Psyche has mystified scientists because it is less dense than it should be. Now, a new theory by researchers including scientists at the University of Arizona could […] ...

A breathtaking heart-shaped aurora borealis, captured by Norwegian photographer Kristoffer Vangen, has taken social media by ...