Jim Green, NASA's P Planetary Science Division director (center) NASA, speaks on a panel about the instruments selected to investigate Jupiter's moon, Europa. Credit: NASA/Aubrey Gemignani

NASA Selects 9 Instruments for Europa Mission

NASA announced the selection of nine instruments it plans to fly on a mission to Jupiter’s moon Europa May 26, but agency officials were vague about whether the instruments, or the overall mission, could meet an aggressive schedule sought by some in Congress.