Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

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

Astronomers may have finally worked out how planets between the size of Earth and Neptune – which aren't found in our Solar ...

The James Webb Space Telescope provides an unprecedented view of the places where planets are born: protoplanetary disks, true cosmic cradles. Located about 525 light-years away, in the Taurus region ...

Astronomers have confirmed a Saturn-size world drifting alone in deep space roughly 10,000 light-years from Earth, a discovery that turns a once-theoretical idea into a measured reality. The planet ...

NEW MILFORD — Kyle Cloutier said she has great memories of volunteering at the John J. McCarthy Observatory, an astronomical observatory on the campus of New Milford High School. Cloutier’s love of ...

As J.R.R. Tolkien wrote in The Fellowship of the Ring, “Not all those who wander are lost.” But in the case of planets, it’s possible that most of them are. Rogue planets—planets that are adrift in ...

Five new exoplanets have been discovered—each of them so young, they are still growing. The baby planets were discovered by researchers in the midst of an international planet hunt, using a new ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery challenges long-standing ideas about how planets form and orbit in the cosmos.

Astronomers photographed a baby planet, WISPIT 2b, during its formation process within a dusty ring around its star system.