Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...

The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other.

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

This stunning photo was taken on January 29, 2025, from 265 miles (425 km) above the Pacific Ocean. Pettit, a seasoned ...

Weather has delayed NASA’s launch of the SPHEREx telescope to uncover the ingredients for life in our galaxy, as well as the PUNCH mission to study the sun’s mysteries.

This appears to be the closest supermassive black hole outside our Milky Way galaxy, according to a report that's appearing .

The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.

That’s charting our course around the Milky Way, around the galactic center. So we orbit the center of our Milky Way, and this is showing us basically how fast that orbit is and its characteristics.

Researchers from the Center for Astrophysics, Harvard & Smithsonian have found compelling evidence of the nearest ...

A SpaceX Falcon 9, carrying the SPHEREx and PUNCH missions, is scheduled to lift off on Tuesday, March 4 at 10:09 p.m. ET.

Unlike the typical blue-and-green depiction of Earth, this photo shows the planet in a mossy green hue, framed by a thin ...

If you are away from city lights you’ll see the winter Milky Way stretching from the SSW horizon to the NNE horizon. Leo can be found standing on its side in the east and is easily picked out by ...