Learn what planet rains molten iron and which planet has two moons like Tatooine in Star Wars.

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

Researchers suggest that certain gases detected in the atmospheres of exoplanets could be key indicators in the search for ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

These rather small planets are a stone's throw from Earth in galactic terms, but were too small for previous instruments to ...

For now, it looks like NASA’s orange behemoth has a little life left in it. All the hardware for the Artemis II mission has ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...