Institution: | 1. Department of Astronomy and Astrophysics, University of Chicago, Chicago, Illinois 60637, USA;2. Department of Astronomy, University of Wisconsin‐Madison, Madison, Wisconsin 53706, USA;3. Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, California 91125, USA;4. Space Science Division, NASA‐Ames Research Center, Moffett Field, California 94035, USA;5. BAER, Inc., Sonoma, California 95476, USA |