The Artemis II mission, which took four US astronauts around the Moon and to a record-breaking distance from Earth, was a ...

Far beyond the reach of any spacecraft, a distant world glows with heat so intense that rock itself turns to vapor. In that ...

Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty protoplanetary disks that give birth to planets of all kinds. And when a star ...

These images, taken with the European Southern Observatory's Very Large Telescope (VLT) shows a planetary system being born around the young star WISPIT 2. The star is surrounded by a disc of gas and ...

Scientists confirmed that an exoplanet mirrors its star’s chemical makeup, validating a core assumption about how planets ...

A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they formed ...

The JWST discovers an impossible anomaly on TOI-5205 b and challenges everything we thought we knew about giant planets.

Hot Jupiters rank among the strangest planets astronomers have ever found. They are gas giants as massive as Jupiter, yet they race around their stars in just a few days. Since the first such world ...

The universe rarely makes things easy to understand. For decades, researchers thought they had the recipe for a solar system figured out. You put a star in the middle, scatter some rocky crumbs nearby ...

A giant planet in the HR 8799 system orbits six times faster than its neighbor, reigniting the mystery surrounding its origin ...

(CNN) — An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space ...