Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

A mysterious island emerged and then vanished from the surface of the Caspian Sea within less than two years. Experts ...

The very first weekend of 2025 offers up a flurry of wintertime astronomy events, eluding a swift meteor shower ... I think it's great how an obscure piece of astronomical history turns up in ...

So before we take a brief holiday hiatus, we thought we’d poll our colleagues on what books captured their imaginations this year. Because we’re primarily a history and science magazine ...

Christmas is a great time to look for a telescope for your budding amateur astronomer. But there are some things to keep in ...

“The tools that we can bring to bear now on studying this epoch of cosmic history are unlike anything ... since the 1950s and is used widely in astronomy, but it hasn’t been definitively ...

Two new studies show a briny, carbon-rich environment on the parent body of the Bennu asteroid was suitable for assembling ...

The Bennu discovery helps to illuminate how, early in the Solar System’s history, asteroids and other planetary building blocks were not just “lumps of stone and ice, but active ‘living’ objects”, ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course ...

Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December 2032. By Robin George Andrews Scientists studying samples that NASA ...

"Rootless cones form when lava flows over wet or icy ground, causing it to boil and explode," said Dundas. "The region around ...