Planets usually stay close to their host stars, tracing steady paths shaped by gravity. Yet some planets break free and drift ...

In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

Astronomers have just confirmed one of the strangest kinds of worlds imaginable, a planet drifting through the galaxy with no ...

Astronomers have spotted an Earth-sized planet drifting alone through the Milky Way, detected briefly by bent starlight, ...

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

Gravitational microlensing is a transient but powerful phenomenon that occurs when a foreground mass – such as a star or a planetary system – temporarily magnifies the light from a more distant ...

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