Water isn't just delivered to planets by comets and asteroids — it can also be forged as worlds form, a new study finds.

As best the origins of Earth are understood, we're all just a bunch of stardust, and new observations from the JWST lend credence to that theory.

Recent scientific discoveries have unearthed evidence of a cataclysmically destroyed planet, fragments of which contributed ...

Recent simulations and research have unveiled a fascinating new insight into the history of the solar system’s terrestrial planets. For years, scientists speculated about how the rocky planets—Earth, ...

Washington, DC— Our galaxy’s most abundant type of planet could be rich in liquid water due to formative interactions between ...

A recent astronomical discovery has shaken long-held beliefs about how planets form. For decades, scientists thought that stars much smaller than our Sun couldn't form giant planets. That theory just ...

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315. Planet-forming materials were first identified using NASA's James Webb Space Telescope.

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

The solid inner core at the center of the Earth, surrounded by the outer core, mantle and crust. Here’s why: While it is well known that a material must be at or below its freezing temperature to be ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...