Congress is requiring NASA to travel to Jupiter's moon Europa by 2022. Currently, it is the space agency's only new mission planned for the outer solar system. NASA/JPL hide caption

toggle caption

What Comes Next For NASA After Juno? Not Much

  • Download
  • <iframe src="" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The mosaic was constructed from individual images obtained by the Solid State Imaging (SSI) system on NASA's Galileo spacecraft during six flybys of Europa between 1996 and 1999. NASA/JPL-Caltech/University of Arizona hide caption

toggle caption
NASA/JPL-Caltech/University of Arizona