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b'A very special, extended conversation with Johns Hopkins University planetary scientist Sarah H\\xf6rst is capped by a tour of her fascinating lab. That\\u2019s where Sarah and her team simulate decidedly un-Earthlike atmospheres and more. Emily Lakdawalla has returned from this year\\u2019s Lunar and Planetary Science Conference with news from around the solar system. Caffeine! It\\u2019s on Saturn\\u2019s moon Titan AND in the espresso made on the International Space Station! More about the latter in What\\u2019s Up. Learn more about this week\\u2019s guests and topics at: \\xa0http://www.planetary.org/multimedia/planetary-radio/show/2019/03027-2019-sarah-horst.htmlLearn more about your ad choices. Visit megaphone.fm/adchoices'