These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

The James Webb Space Telescope has discovered its first exoplanet, astronomers said on June 25, capturing rare direct images ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

EXCLUSIVE: Scientists say the discovery of a Jupiter-like planet promises to further understanding of planetary systems.

Jupiter isn’t alone in this category; Saturn, Uranus, and Neptune are also gas giants, though Uranus and Neptune are often ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

Astronomers using NASA's James Webb Space Telescope spotted TWA 7b, a Saturn-sized exoplanet around a nearby star ...

Astronomers using the European Space Agency's Cheops mission have caught an exoplanet that seems to be triggering flares of ...

A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy ...

Learn more about WASP-121b, the exoplanet so hot it could vaporize iron.

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...