... Swirls and Stars in IC 4678 . ... Just to the side of the more often photographed Lagoon Nebula (M8) and the Trifid Nebula (M20) lies this busy patch of sky dubbed IC 4678. A Wavemaker Moon in Saturns Rings . ... The Dust and Ion Tales of Comet Hale-Bopp . ... Deep Impact Spacecraft Hurtles Toward Comet . ... This coming July 4, the Deep Impact spaceship will reach its target - Comet Tempel 1 -- and release an impactor over five times the mass of a person toward its surface. ... January . ...