We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Scientists are using powerful telescopes to study exoplanet atmospheres for signs of life. New missions could soon reveal ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway ...

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground ...

After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

It's the last clearly observed supernova in the Milky Way, Gassel said.

Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, ...

T he Hubble Space Telescope (HST) has been pivotal to progress in the last three decades of astronomy and cosmology.

Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, ...