Investigate

Good News and Bad News for Astronomers’ Biggest Dream

How to Create a Black Hole Out of Thin Air

Hubble Telescope Faces Threat From SpaceX and Other Companies’ Satellites

Webb Telescope Spots a Distant Spiral Galaxy Like Our Own

A New View of the Most Explosive Moon in the Solar System

Webb Telescope Sees a Carbon Dioxide Atmosphere Way Out There

Goose Bumps Build for the Webb’s First Snapshots of the Universe

A Chinese Telescope Did Not Find an Alien Signal. The Search Continues.

Killer Asteroids Are Hiding in Plain Sight. A New Tool Helps Spot Them.

Imagine Another World. Now Imagine 5,000 More.

New NASA Telescope Will Provide X-Ray Views of the Universe

Iron World Appears to Be Lightest Exoplanet Ever Detected

A New 10-Year Plan for the Cosmos

Antony Hewish, Astronomer Honored for the Discovery of Pulsars, Dies at 97

Carolyn Shoemaker, Hunter of Comets and Asteroids, Dies at 92

Astronomers See Moons Forming in Disk Around Distant Exoplanet

The Largest Comet Ever Found Is Making Its Move Into a Sky Near You

Betelgeuse Merely Burped, Astronomers Conclude

What Do You Call a Bunch of Black Holes: A Crush? A Scream?