The Solar System remains a unique natural laboratory for exploring the processes that govern planetary formation, evolution and dynamics. Contemporary research continues to refine our understanding of ...

In a distant part of our cosmos, an intriguing new world exists. This newly discovered exoplanet, identified as L 98-59 d, seems to play host to a rare type of planetary environment.

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

Earlier estimates of its age were around 7 billion years, but a new study suggests it’s much older.

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 seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

Astronomers have uncovered evidence of a dramatic cosmic crash unfolding around a distant star. While reviewing archived ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression of a planetary system with four planets, around a small red star, called LHS1903 with a large reddish-brown ...

Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to the host star, and gas planets toward the exterior. That’s how planets are ...