Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been produced by the explosion of a massive star just 730 million years after the Big ...

Welcome to the 18th annual Space Telescope Advent Calendar, featuring remarkable images from NASA’s Hubble Space Telescope and James Webb Space Telescope. Every day until December 25, this page will ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging all explanations. When you purchase through links on our site, we may earn ...

The best JWST images capture a universe far older, brighter, and more dynamic than anything seen before. Through powerful infrared eyes, the James Webb Space Telescope reveals structures from ...

The James Webb Telescope, the largest telescope ever to be launched into space, is the result of an international collaboration involving NASA, the European Space Agency (ESA), and the Canadian Space ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday, the European Space Agency (ESA) announced the sighting of a gamma-ray ...

December doesn’t just bring the winter solstice, it also brings one of the year's most impressive meteor showers. The Geminid meteor shower peaks Dec. 13, producing up to 120 meteors per hour visible ...

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway stars. From its perch a million miles from Earth, Webb’s huge gold-coated ...

In order for NASA to study the mysteries of the universe, the scientists there need to be able to look out into the cosmos. The Hubble Space Telescope did this for a time, giving humanity some ...

Add Yahoo as a preferred source to see more of our stories on Google. This new image of a portion of the Helix Nebula from NASA's James Webb Space Telescope highlights comet-like knots, fierce stellar ...

The James Webb Space Telescope is often introduced in classrooms as a “bigger, better Hubble,” but the reality is far stranger and more ambitious than that shorthand suggests. From hidden engineering ...