(EL PASO COUNTY, Colo.) — Peterson Space Force Base held the grand opening of a new, innovative running trail on Tuesday, ...

Oxford-led team found a sulfur-rich exoplanet with a vast magma ocean, 35 light-years away, challenging current planet classifications.

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 ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

A hazy, ultra-light “super-puff” planet, Kepler-51d, is hiding its secrets and challenging how scientists understand planet formation.

Earth’s gravity has a lot to do with what people think is up and what is down. Things fall down toward the ground, but that direction depends on where you are.

Jupiter has 79 moons and is known as the 'king of the planets'. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest ...

Scientists find entirely new kind of planet - Study suggests that the galaxy’s planets could be far more different than we ...

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

This article was originally featured on The Conversation. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of ...