Overview

cometary globule


Show Summary Details

Quick Reference

A small, dark nebula with a bright-rimmed head and a long diffuse tail, resembling a comet in appearance. The bright rim is the result of ionization. The tail may be up to 10 l.y. long, and it often points either towards or away from a powerful young star with which the nebula is associated.

Subjects: Astronomy and Astrophysics.


Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.