exocomets

Artist’s impression of comets orbiting the young star Beta Pictoris. Credit: ESO/L. Calçada

Exocomets swarm around an alien star… yet seem oddly familiar

Comets around another star look a lot like local ones.

By Phil Plait 2 days ago

A dust ring around Boyajian’s Star caused by an evaporating exomoon may be the reason behind the star’s bizarre behavior. Credit: NASA/JPL-Caltech

Boyajian's Star: Could its bizarre behavior be due to an evaporating exomoon?

By Phil Plait 2 years ago

Artwork depicting comets orbiting the young star Beta Pictoris, still surrounded by a disk of material. Note that the comet tails point away from the star; that affects what we see as a comet transits the star’s face. Credit: ESO/L. Calçada

Exocomets are raining down on Beta Pictoris

By Phil Plait 2 years ago