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

Planets, like those in our solar system, form in a bottom-up process where small bits of rock and ice clump together and grow larger over time. But the heftier the planet, the harder it is to explain ...

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

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

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

Astronomers have unveiled the largest planet-forming disk ever observed around a young star, a sprawling structure where gas and dust are actively assembling new worlds. The discovery pushes the ...

The James Webb Space Telescope (JWST) captures extraordinary images of two planet-forming discs. For the first time, ...

This month's NASA/ESA/CSA James Webb Space Telescope Picture of the Month offers us a two-for-one on brand new stars—with ...

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

Astronomers have discovered two gas giant exoplanets forming in a dusty disk around the young star, WISPIT 2. - ESO / C. Lawlor / R. F. van Capelleveen et al. composite image Astronomers are watching ...

Sulfur on Mercury was as important to the planet's formation as oxygen was to Earth's evolution, the study suggests.

What can rocky planets orbiting in the outer parts of a solar system teach scientists about planetary formation and evolution? This is what a recent study published in Science hopes to address as a ...