Astronomers have found some pretty wild exoplanets. Some are balls of lava the temperature of hell, one is partially made of ...

How's your knowledge of Earth's geology? Flat, round or global?

Certain extreme planets are called ultra-short period objects if they're very close to their stars and orbit them in mere hours, like K2-22b.

Astronomers discovered the exoplanet in 2016, a gas giant that’s slightly larger than Jupiter with a fraction of its mass, ...

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

Scientists found winds on WASP-127b moving at 33,000 km/h. These are the fastest jetstream winds ever recorded on any planet ...

This planet has a dense carbon dioxide atmosphere, presenting a unique structure between Earth-like and Neptune-like planets. Its extreme conditions challenge current planetary formation models ...

An exoplanet about 800 light-years away is spilling its guts into space, and new observations with the James Webb Space Telescope, or JWST, have let astronomers read the entrails, astronomers report ...

To put the wind speeds into perspective, the fastest winds ever observed in our solar system are on Neptune, at a speed of ...

Crucial to all life on Earth, the 15th element of phosphorus remains a real puzzle for astronomers. Specialized space telescopes are needed to shed light on the issue.

Scientists have detected organic compounds and minerals necessary for life in the samples collected by the OSIRIS-REx mission ...