Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

The world, dubbed GJ 251 c, sits 19.6 light-years from Earth and appears to be almost four times our planet’s mass — a “super ...

The newly discovered world is called GJ 251c and it is a super-Earth orbiting a red dwarf star less than 20 light-years away.

This quiz is your chance to explore the wonders of the James Webb Space Telescope, from its mind-blowing discoveries to the ...

Using the James Webb Space Telescope's infrared camera, scientists have captured the gigantic jet blasting out of M87* in a ...

While researchers say they've found a potentially habitable planet, it'll take a new generation of telescopes to figure out ...

Radio astronomy opens a window onto the invisible universe. While our eyes can detect visible light, countless objects in ...

They call it dark matter—an invisible substance thought to make up most of the universe’s mass, sculpting galaxies and clusters with its gravity. Now, researchers say they have spotted the smallest ...

University of Iowa researchers have demonstrated in two new studies how a semiconductor material can be used to create ...

The James Webb Space Telescope has uncovered dazzling newborn stars and thick cosmic dust in Sagittarius B2, the Milky Way's ...

We thought we understood planets, but the planetary disk chemistry of far-away XUE 10 is completely changing our conception ...