... March of the Planets . ... This March stargazers have been treated to eye-catching formations of bright planets in western evening skies. ... Brown Dwarf Gliese 229B . ... The spot near the bottom is an image of an unusual type of object: a brown dwarf. A brown dwarf is sometimes called a "failed star" because it does not have enough mass to shine by nuclear fusion. A Chamaeleon Sky . ... Visible near the center of the above photograph is a reflection nebula surrounding a young bright star. ...