artist's concept of extrasolar planet
Artist's concept of an extrasolar planet. Image credit: NASA/JPL-Caltech
Fridays@5, a new series on the JPL blog bringing you five cool ideas from a scientist or engineer, debuts today. First up, JPL and Caltech 's Angelle Tanner lists goals in extrasolar planet research.

To read Tanner's top five and post a comment, go to .