EPOXI

Alien Maps:
(May 2009) Determining the existence of continents and oceans when those details can't be seen directly.

Hydrated Moon:
(Sep 2009) Deep Impact spacecraft observes OH/H₂O on the lunar surface.

EPOCh Searches:
(Sep 2010) Observation of GJ 436 and the Search for an Earth-like exoplanet.