NASA’s James Webb Telescope captured direct images of gas giants in HR 8799, revealing their carbon dioxide-rich atmospheres.

Now, JWST may have revealed evidence that our entire universe exists inside the event horizon of a black hole inside a larger ...

The James Webb Space Telescope has detected water vapor and thick clouds on LTT 9779 b, an ultra-hot Neptune locked in a ...

Astronomers have detected oxygen in the most distant galaxy ever found. It’s 13.4 billion light-years away from Earth, ...

The latest discovery marks the furthest detection of oxygen ever made and defies what we thought about how galaxies formed in the early universe.

An accidental discovery by a team of astronomers has upended existing theories about how galaxies formed in the early ...

The James Webb Space Telescope is a collaborative effort between NASA, the European Space Agency and the Canadian Space Agency. Unlike the Hubble Space Telescope, which orbits around the Earth, Webb ...

Giant Exoplanets in HR 8799 System Likely Formed Like Jupiter and Saturn The first exoplanet was discovered in the 1990s, but ...

CU Boulder researchers found massive, dust-filled galaxies called UFOs using JWST, challenging previous galaxy formation ...

Astronomers have made an exciting discovery—a massive spiral disk galaxy, much larger than expected, in the early universe.

The JWST’s latest images showcase LBN 483, a nebula shaped by dynamic stellar interactions and magnetic fields.

These are young giant planets, so the carbon dioxide is definitely not coming from burping cows or a civilization burning ...