Three ultramassive galaxies found by the James Webb Space Telescope have astronomers reconsidering how galaxies grew so ...

The James Webb Space Telescope has identified the first-ever "Einstein zig-zag," a distant quasar lensed six times by two ...

A new JWST study has revealed the true origins of a luminous quasar that has been duplicated six times as its light "zig-zags ...

See how telescopes capture the cosmos. ExtremeTech explains the science behind lenses and space exploration. Start exploring ...

In its galactic neighborhood, the Milky Way can be something of a bully.

Some minerals in lava could suggest water is nearby.

The galaxies, each as vast as the Milky Way, are baffling because most scientific models for galaxy evolution suggest ...

The James Webb Space Telescope offers a glimpse into the universe's past by capturing light from distant galaxies.

A galaxy racing through space at an astonishing speed of two million mph (3.2 million km/h) has created a dramatic collision.

Using one of the most powerful telescopes on Earth, astronomers have witnessed an intimidating 2-million-mile-per-hour ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

All the major elements of NASA’s next flagship space telescope are now under one roof as NASA says its development remains on cost and schedule.