IT’S been nearly 40 years since the first planet outside of our Solar System was discovered. Since then, more than 5,800 weird and wonderful worlds across 4,300 planetary systems have been ...

Kepler-452b could be habitable, according to scientists, which arguably makes it one of the strangest planets ever discovered. Of all the exoplanets ever discovered, just a handful have been found ...

NASA has just made a groundbreaking discovery—a new planet beyond Neptune that wasn’t there before! This mysterious find could change how we understand our solar system and the universe itself.

We may now know where they’re coming from – the death throes of a planet being torn to shreds and raining down on the star. The Helix Nebula is an eye-catching sight in the sky – and not ...

High-pressure experiments generated the first direct observation of plastic ice, which has qualities of both crystalline ice and liquid water.

A new study published in The Astrophysical Journal this week changes that with an in-depth look at how these planets’ molten oceans affect their size and evolution. There is no lava world in the ...