So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact configuration and later underwent a violent reshuffling that scattered them to ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere surrounding a rocky planet beyond our Solar System.

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Planet, best known for providing geospatial intelligence through its satellites, sees an opportunity in orbital data centers ...

NASA has unveiled the largest planet-forming disc ever recorded, after capturing striking new images with the Hubble Space ...

Hubble identified the largest known protoplanetary disk, revealing a turbulent, chaotic environment with material extending ...

Andreas Malm and Thea Riofrancos joined The Nation’s Wen Stephenson in an urgent conversation about the left and the climate ...

Astronomers have uncovered a massive hidden planet and a rare “failed star” by combining ultra-precise space data with some of the sharpest ground-based images ever taken. Using the Subaru Telescope ...