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

Emily Lakdawalla • March 12, 2015 • 8

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.

Flawed Beauties

Bill Dunford • February 02, 2015 • 1

More examples of imperfect--but tantalizing--images from deep space.

JUICE at Europa

Van Kane • January 13, 2015 • 7

Europe's JUICE spacecraft will provide us with a detailed regional study of this icy moon of Jupiter.

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