... 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 . ... A brown dwarf is sometimes called a "failed star" because it does not have enough mass to shine by nuclear fusion. A Chamaeleon Sky . ... Looking toward the south from low Earth orbit, the crew of the Space Shuttle Endeavor made this stunning time exposure of the Aurora Australis or southern lights in April of 1994. ... March . ...