Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids ...

When a Mars-sized meteorite slammed into Earth billions of years ago, the impact completely reset any and all chemical ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Space scientists look back on 30 years of exoplanet discoveries — from rows of massive ‘super-Earths‘ to worlds with perfectly synchronized orbits. It was also the start of a whirlwind of discovery.

Christopher Ward taught at elementary schools in New York City for four years avid_creative/Getty A New York City first-grade teacher is accused of distributing child sex abuse images Christopher Ward ...

In years past, this coming Saturday—five weeks out from the Breeders' Cup—would have been a "Super Saturday" of Breeders' Cup prep races highlighted by 10 Grade 1 races at Santa Anita Park and ...

Most corals in the Atlantic Ocean will soon stop growing. Many are already dying, leaving shorelines and marine ecosystems vulnerable. By Sachi Kitajima Mulkey If global temperatures continue rising, ...

A rocky, Earth-size planet located in our Milky Way galaxy may have an atmosphere around it, according to new research, raising the possibility that it could also have liquid water on its surface and ...

Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...