On July 4, 2005 the probe Deep Impact blasted a crater in Tempel 1, one of these celestial travelers
[DOC] [TLE] deep impact encounter.qxp - JPL - NASA [PAR] Jun 15, 2005 ... fortified probe is scheduled for approximately 1:52 a.m. EDT on .... Tempel 1 at 
the Jet Propulsion Laboratory should contact the JPL ... One of these nomadic 
frozen ice balls is the target for NASA's Deep Impact mission.