Using the James Webb Space Telescope, astronomers have discovered an example of a new class of exoplanet, and it smells like ...

How does fine dust aggregate into building blocks that ultimately form entire planets like our Earth? A research team led by ...

These three exoplanets are among the least dense ever found, and all attempts to probe their atmospheres have been blocked by ...

Talk about a hot mess. Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot enough to melt rock into a churning ocean of magma and ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

Learn more about L 98‑59 d, an exoplanet 35 light‑years away with a deep global magma ocean ...

Add Yahoo as a preferred source to see more of our stories on Google. Telescopes helped researchers track the planet. Britta Pedersen/dpa A free-floating planet drifting through space is being closely ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The chemistry that built ...

Kepler-51d is a giant, ultra-light “super-puff” planet wrapped in an unusually thick haze that’s blocking scientists from ...

Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...

Scientists have spotted a “rogue” planet floating on its own through space. Most of the planets we know are found orbiting as part of a star system, with one or more suns, just like our Earth and the ...

Our solar system is way more bizarre and dynamic than what our school textbooks taught us. From Venus being super hot to ...