This phase only lasts a few hundred years.

The latest portrait of the Egg Nebula turns a fleeting stellar death into something almost architectural, revealing nested ...

The Nancy Grace Roman Space Telescope, set to launch in May 2027 with a 288MP camera, will “unveil the cosmos to the edge of the observable universe” ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

SpaceX's Starlink communications satellite constellation is doing double duty as the company announces that it's moonlighting ...

Explore the notable celestial events this week, including Moon phases, planetary positions, and star formations, with detailed viewing times and locations based on Sky & Telescope reports.

A supermassive black hole with a case of cosmic indigestion has been burping out the remains of a shredded star for four years—and it's still going strong, new research led by a University of Oregon ...

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

Synchrotron radiation has revealed a star map made by the ancient astronomer Hipparchus that was thought to be lost to time ...

The James Webb Space Telescope (JWST) was designed to look back in time and study galaxies that existed shortly after the Big ...

With an image from the James Webb Space Telescope, NASA finds clues outside the solar system that explain crystals born in ...