... Dark nebulae snake across a gorgeous expanse of stars in this wide-field view toward the pronounceable constellation Ophiucus and the center of our Milky Way Galaxy. ... 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. ... Faint comet Tempel 1 sports a fuzzy blue-tinted tail, just right of center in this lovely field of stars. ...