The James Webb telescope's search for habitable exoplanets is getting a big boost from its new star-watching companion, ...

The James Webb Space Telescope captured a colorful portrait of a nearby stellar cradle, revealing a wealth of insights about ...

The James Webb Space Telescope is not circling our planet the way most people imagine a satellite does. Instead, NASA parked ...

This artist’s concept shows what a thick atmosphere above a vast magma ocean on exoplanet TOI-561 b could look like. Measurements of light captured from the planet’s dayside by NASA’s James Webb Space ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its thrusters to leave Earth behind, and slipped into an orbit around the Sun, ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this Jupiter-mass world has a bizarre carbon-rich atmosphere filled with soot clouds and ...

Exoplanet PSR J2322-2650b, orbiting a pulsar, possesses an unprecedented helium-and-carbon-dominated atmosphere, characterized by molecular carbon (C3 and C2) and soot clouds, a composition unlike any ...

Astronomers are studying the hundreds of young, brown dwarf stars inside the stellar nursery. Credit: NASA, ESA, the Hubble Heritage Team (STScI/AURA), A. Nota (ESA/STScI), and the Westerlund 2 ...

Astronomers using the James Webb Space Telescope have discovered an astonishing exoplanet that’s stretching our understanding of what’s possible for these distant worlds. And when we say say “stretch, ...

An unusual object orbiting a rapidly spinning star might be a new phenomenon in the universe. By Jonathan O’Callaghan Earth isn’t a perfect sphere. The rotation of our planet causes it to bulge ever ...

Every time a new planet is discovered, there is reason to celebrate. That's understandable, seeing how from the potential billions of them, we only know for sure some 6,000 exist. That being said, we ...