rogue planet

Artist drawing of a solitary brown dwarf in space, glowing feebly in visible light. Credit: NASA/JPL-Caltech

Dozens of rogue planets found in a nearby cosmic nursery

Starless planets wander the galaxy in the dark.

By Phil Plait 4 months ago

Rogue planets are wandering everywhere, and some might even be like ours

By Elizabeth Rayne 10 months ago

Artist drawing of a solitary brown dwarf in space, glowing feebly in visible light. Credit: NASA/JPL-Caltech

Dark matter might heat exoplanets enough to make them glow

By Phil Plait 1 year ago

Artwork depicting a rogue planet, ejected from its solar system, wandering the galaxy. Credit: NASA/JPL-Caltech/R. Hurt (Caltech-IPAC)

How our galaxy will kill our solar system in a trillion years, planet by planet

By Phil Plait 1 year ago

Artwork depicting a solitary brown dwarf with an aurora. Credit: Chuck Carter, Caltech, NRAO/AUI/NSF

An aurora glows over a (possible) rogue planet

By Phil Plait 3 years ago

The quasar RX J1131-1231 appears as a series of bright dots on a ring around the fuzzy elliptical galaxy in the center due to gravitational lensing. This is a Hubble image (red, green, and blue) combined with Chandra which sees X-rays (displayed as pink).

Astronomers may have found rogue planets… in another galaxy

By Phil Plait 4 years ago

Artist’s conception of the free-floating planet PSO J318. Credit: MPIA/V. Ch. Quetz

Putting the spin on a rogue planet

By Phil Plait 4 years ago

CFBDSIR 2149-0403: A mystery lurks 1800 trillion kilometers from Earth

By Phil Plait 5 years ago