Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Using JWST and ALMA data, astronomers have spotted a superlong and narrow 'galactic contrail,' possibly produced by a black hole. The gas- and dust-rich tail is 20,000 light-years long but just 650 ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

From 1985 to 2014, Jean Mueller supported astronomers from around the world who came to Palomar to use its iconic instruments ...

Zoom into the James Webb Space Telescope's view of a star-forming region in the Small Magellanic Cloud known as NGC 346.

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

The James Webb Space Telescope has detected unusual dark beads in Saturn's ionosphere and a lopsided star pattern in its ...

The Habitable Worlds Observatory is poised to tell us whether Earth-like planets are common—if it can get off the ground ...

James Webb Space Telescope reveals a giant hand stretches across the cosmos within the Eagle Nebula, showing unprecedented ...

The Atacama desert is a hotspot for astronomy. With its dry thin air and lack of light pollution, it's a perfect place for ...

The center is under construction and will open in the middle of next year. It will house a 27.5 diameter telescope available ...

It's a delicate process in which science meets craftsmanship in the Chilean desert.