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Stories, updates, insights, and original analysis from The Planetary Society.

Europa: How Less Can Be More

Van Kane explains three factors that make exploring Europa hard—factors that can make a mission concept that seems like less actually be more.

Mars and Europa: Contrasts in Mission Planning

Several announcements for proposed missions to Mars and on the planning for a NASA return to Europa that highlight the contrasts in planning missions for these two high priority destinations.

Capitol Hill Responds to the Lure of Europa

A standing-room only crowd learned the lure of Europa, the moon of Jupiter with more liquid water than the Earth, at a special Planetary Society event on capitol hill.

A Reluctant Dance Towards Europa

For the last two years, NASA has been the shy partner refusing to get on the dance floor, and Congress has been the aggressive partner insisting on a dance now. The dance is the continuing attempt by Congress to have NASA commit to a mission to explore Europa, and NASA’s attempts to delay a mission well into the 2020s.

Your Europa Mission Primer of the Day

Trying to understand NASA's current efforts to explore Europa? Read this excellent piece on the recent, frustrating history to scout out this watery moon of Jupiter.

NASA Wants to Explore Europa On the Cheap

NASA announced today that their Europa mission concept studies will be for a sub-$1 billion spacecraft, a lower level than previously imagined for a mission to this watery moon.

Planetary Radio: Rise of the Europa Underground?

This week's PlanRad talks to one of the creators of a new effort to build support for the Europa Clipper, a spacecraft that would tell us far more about what's going on under that icy moon's surface.

Europa on the Ropes

For now, Mars continues to eclipse Jupiter's moon Europa (shown here to scale) in NASA's flagship mission plans, but not in its appeal to many planetary scientists.

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