A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

Dark matter may ignite brown dwarfs into glowing “dark dwarfs” Only self-annihilating dark matter types would create this effect James Webb Telescope may already be able to detect dark dwarfs ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing ...

NASA’s James Webb Telescope captures the "Cosmic Owl," a rare galactic formation resembling an owl’s face. See stunning images.

NASA released images of star clusters NGC 460 and NGC 456 in the Small Magellanic Cloud. Hubble shows visible light, while ...

NASA's James Webb Space Telescope has revealed thick, dusty layers of the Cat's Claw Nebula, a region of star formation about ...

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...

A new 527-megapixel image captures two open star clusters, NGC 456 and NGC 460, orbiting our Milky Way galaxy. The image uses ...

Lynds 483 (L483) is a star-forming region 650 light-years away in Serpens. The James Webb Telescope captured glowing jets ...

What at first seemed a routine detection of an object travelling through the solar system soon turned out to be anything but. The object’s trajectory revealed it to be a much rarer visitor than first ...

This stunning image dubbed 'Cosmic Owl' captures a remarkable moment in deep space, billions of light years away.