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. Recently, NASA has said maybe on another night but only if it's a cheap date. While NASA says no for now, Congress looks to be willing to slip the band a cool $100M - on top of $150M already paid - to keep the music playing, but (to keep the metaphor going) has not been willing to fully commit itself to paying the bigger bill to rent the...