Planetary Society Blog

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An internal ocean on Ganymede: Hooray for consistency with previous results!

Posted: 12 Mar 2015 05:25 PM PDT
http://www.planetary.org/blogs/emily...ede-ocean.html

A newly published paper confirms a subsurface ocean at Ganymede. An ocean
there was already suspected from its magnetic field and predicted by
geophysics; new Hubble data confirms it, and even says it is in the same
place we thought it was before. Such consistency is rare enough in
planetary science to be worth celebration.

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In Pictures: Expedition 42 Crew Returns to Earth

Posted: 12 Mar 2015 05:46 AM PDT
http://www.planetary.org/blogs/jason...dition-42.html

Three International Space Station crew members are back on Earth today
following a morning Soyuz landing on the snowy steppes of Kazakhstan.