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

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

The record-breaking event is providing insight into how these strange objects form.

The comet, named 3I/ATLAS, is only the third confirmed interstellar object ever seen in our solar system. That means it came ...

For the first time, scientists have found strong evidence of a "polar planet"—a planet whose orbit is tilted at 90 degrees ...

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

A strange 200 million-year-old object with the mass of a planet has been discovered 20 light-years from Earth, outside our solar system. The "rogue," as it's referred to by researchers, is producing ...

Strange, quasi-circular circles structures called coronae scour the surface of Venus — but their origins are a mystery.

Our Solar System contains eight planets (sorry, Pluto) orbiting around the Sun. But while all planets are important members of the club, if we’re being honest, we know there’s a crown jewel of our ...

For years, scientists staring at Mars through the eyes of orbiting spacecraft noticed something strange: a mysterious signal ...