Europa Clipper NASA's Europa Clipper mission will conduct detailed reconnaissance of Jupiter's moon Europa to investigate whether the icy moon could harbor conditions suitable for life.
MRO - Mars Reconnaissance Orbiter NASA's Mars Reconnaissance Orbiter (MRO) launched in 2005 and is on a search for evidence that water persisted on the surface of Mars for a long period of time.
MSL - Mars Science Laboratory The Curiosity rover landed at Gale Crater on August 5, 2012. It is designed to search for and assess past or present habitable environments, i.e., those capable of supporting microbial life.
Mars Odyssey In its extended mission, Mars Odyssey continues to map chemical elements and minerals on the surface of Mars and to monitor changes at the surface for another Mars year.