It has been an exciting week for planetary scientists, ranging from the discovery of water ice on Mercury to the announcement of a new Mars rover mission in 2020. Jim Green, director of NASA’s planetary science division, and scientist Matthew Siegler discuss the latest news.
Jim Green is a planetary scientist at the Southwest Research Institute in Boulder, Colorado, and a deputy project scientist for NASA’s New Horizons Mission.
Matt Siegler is a research associate professor at Southern Methodist University and an associate research scientist at the Planetary Science Institute in Dallas, Texas.
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About Denise Chow@denisechow
Denise Chow is a sci-tech editor at Live Science and a former associate producer for Science Friday.