Deep Impact - EPOXI
The EPOXI mission recycled the Deep Impact spacecraft, which had formerly visited comet Tempel 1, to visit a second comet, Hartley 2.Visit Mission Website
Jan. 12, 2005
TargetAsteroids and Comets
The EPOXI mission recycled the Deep Impact spacecraft, which had formerly visited comet Tempel 1, to visit a second comet, Hartley 2. The Nov. 4, 2010, flyby marked only the fifth time a comet had been visited by a spacecraft.
Images snapped by the spacecraft uncovered a number of new details about the hyperactive Hartley 2, including observable variations in the strength, behavior and composition of jets on the comet's surface.
November 2010: The EPOXI mission flyby reveals that comet Hartley 2's rocky ends spew out tons of golf-ball to basketball-size fluffy ice particles, while the smooth middle area is more like what was observed on comet Tempel 1 with water evaporating below the surface and percolating out through the dust.
June 2011: A science paper in the journal Science highlights some of the EPOXI mission's key findings. Including:
Sept. 26, 2007
Jan. 22, 2008
Nov. 4, 2010