A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

A mysterious "rogue" planet has been observed gobbling six billion tons of gas and dust a second—an unprecedented rate that ...

Astronomers are investigating a strange class of exoplanets known as eccentric warm Jupiters — massive gas giants that orbit their stars in unexpected, elongated paths. Unlike their close-orbiting ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

Astronomers have discovered that a "rogue" planet is going through a massive growth spurt and it's eating everything around ...

It grows dead men’s fingers. The rest of this article is behind a paywall. Please sign in or subscribe to access the full ...

The Vezda might be vanquished, but there are more cosmic threats for Captain Pike and the Enterprise crew to confront in 2026 ...

(Handout/EUROPEAN SOUTHERN OBSERVATORY/AFP) A mysterious "rogue" planet has been observed gobbling six billion tonnes of gas and dust a second -- an unprecedented rate that blurs the line between ...

When astronomers pointed the James Webb Space Telescope (JWST) at a faint object orbiting a distant star system, they weren’t ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

A mysterious "rogue" planet has been observed gobbling six billion tonnes of gas and dust a second -- an unprecedented rate that blurs the line between planets and stars, astronomers said Thursday.

On some, whipping winds send a rain of glass flying sideways; others have a core of carbon compressed into diamond. Take a look.