When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

For centuries, astronomers faced the challenge of classifying objects in space based on their appearance. When observing an ...

A molten planet is a planetary object; a surface or deep interior of which is mostly or wholly in a liquid-rock (magma) form ...

A rocky planet beyond gas dwarfs in LHS 1903 indicates that planetary systems form in unexpected ways.

A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin ...

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

For decades, astronomers have struggled to differentiate giant planets from brown dwarfs, a class of objects more massive ...

New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets.

The birth of massive stars involves gravity, turbulence, and stellar feedback, all of which influence the flow of matter.

Hit-and-run collisions between embryonic planets during a critical period in the early history of the Solar System may account for some previously unexplained properties of planets, asteroids, and ...

Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created ...

The discovery provides a precious peek into the dawn of our own solar system as well The discovery provides a precious peek into the dawn of our own solar system as well The discovery provides a ...