Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty ...

Two separate research teams have observed a previously unseen microlensing event, confirming the existence of a particular ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

Scientists measure a Saturn-sized rogue planet drifting through the Milky Way using rare Earth and space observations, revealing how planets can be ejected from their original systems.

Astronomers have spotted a lonely world roughly the size and mass of Saturn, drifting through the Milky Way without a star to ...

Astronomers have finally pinned down the mass and distance of a lonely world that drifts through the galaxy without a parent ...

Ground and space-based telescopes have confirmed a microlensing event caused by a rogue planet wandering silently through the ...

Quite far beyond the Milky Way is a lone planet that astronomers found new information about. For the first time, scientists ...

Gaia data reveals signs of planets forming around young stars by measuring stellar motion, identifying planetary, brown dwarf, and stellar companions in early star systems ...

A strange world just 47 light-years from Earth is rewriting what scientists thought they knew about alien planets. Hidden ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this ...

T Cha is no ordinary young, Sun-like star. It is surrounded by a circumstellar disk, the dense, rotating structure of gas and ...