NASA SCIENCE UPDATE: Europa's Hidden Lakes

Europa, which is slightly smaller than Earth's moon, is thought to have an iron core, a rocky mantle and an ocean of salty water beneath its frozen surface.

Briefing participants are:

Tori Hoehler, astrobiologist and senior research scientist, NASA's Ames Research Center, Moffett Field, Calif.

Britney Schmidt, postdoctoral fellow, Institute for Geophysics, University of Texas at Austin

Louise Prockter, planetary scientist, Johns Hopkins University Applied Physics Laboratory, Laurel, Md.

Tom Wagner, program scientist, cryospheric sciences, Earth Science Division, NASA Headquarters

Briefing recorded on HD NASA TV: http://www.ustream.tv/nasahdtv

Credit NASA / USTREAM

Related artcles: http://www.jsg.utexas.edu/news/2011/11/scientists-find-evidence-for-grea...
http://www.nasa.gov/topics/solarsystem/features/europa_20111116.html