In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

Learn what this survey recorded of exocomet belts, which imaged and identified bands of every size.

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Pandora, NASA’s newest exoplanet mission, is one step closer to launch with the completion of the spacecraft bus, which ...

The James Webb Space Telescope has spotted one of the earliest and most distant supernovas, marking the death of a stellar ...

The James Webb Space Telescope identified one of the oldest supernovas, AT 2023adsv, revealing early universe phenomena ...

Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...

The remnant cloud known as Cassiopeia A illustrates the final stage of a star's life. In images captured by the James Webb ...

NASA's James Webb Space Telescope has captured the infrared glow of an ancient supernova's light echo, revealing unprecedented 3D details of interstellar dust and gas. The space between stars is ...

"We think every dense, dusty region that we see, and most of the ones we don't see, look like this on the inside — we just ...

Though space is chock-full of interstellar medium, it tends to be invisible unless lit up by a celestial spotlight. Sometimes ...

The shells of carbon-rich dust are expanding outward into space at the breakneck velocity of 1,600 miles per second.