This mash-up of data from the James Webb Space Telescope and the Chandra X-ray Observatory reveals two galaxies mid-collision ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging all explanations.

A new discovery using the James Webb Telescope has implied we may live in a black hole. The telescope, launched by NASA three ...

The James Webb Space Telescope has caught what appears to be the earliest supernova humanity has ever seen, a stellar death flash from a time when the universe itself was still in its cosmic childhood ...

Water ice is a crucial building block of planetary systems. We’ve found plenty of it in our own Solar System, in places like Europa, Mars, and wayward comets, but we’ve never made a definitive ...

Aug. 27 (UPI) --NASA observed interstellar comet 3I/ATLAS through the lens of the James Webb Space Telescope for the first time. On Aug. 6, the telescope with its near-infrared Spectrograph instrument ...

A comet known as 3I/ATLAS made news when it was confirmed to be the 3rd-ever object observed to have originated outside Earth's solar system. Though the object poses no threat to Earth, astronomers ...

Our universe appears to be expanding about eight percent faster than initially assumed possible, according to new observations from the James Webb Space Telescope. There has been a long-established ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The James Webb ...

When NASA launched its $10 billion James Webb Space Telescope in 2021, scientists hailed the mission as the greatest achievement of its kind in over three decades. Soon, however, scientists noticed a ...

The James Webb Space Telescope captured an unprecedented look inside a vibrant and glittering cluster of newborn stars drifting in the cosmos — some nearly eight times hotter than the sun. The ...

The world’s premier space observatory has spotted a mysterious and huge, free-floating planetary-mass object that’s “just 20 light-years from Earth,” NASA announced. Researchers recently used the ...