Comets
Asteroid Hunters
Astronomers are determined to protect human beings from inanimate outer space invaders
August 2010 |
By Robert Irion
The Secrets Within Cosmic Dust
Dust captured by a spacecraft from a comet's tail holds clues to the origin of the solar system
December 2009 |
By Robert Irion
Clues from a Comet
The first mission to collect space matter from beyond the moon offers insights into the solar system's creation
December 01, 2006 |
By Eric Jaffe
Phenomena, Comment & Notes
While Comet Shoemaker-Levy 9 is history, space scientists are just beginning to piece together the details of its pyrotechnic encounter with Jupiter last July
January 1995 |
By John P. Wiley jr.
