The United Arab Emirates Hope spacecraft has begun its journey to Mars. We’ll join a virtual launch party attended by mission leaders, NASA Administrator Jim Bridenstine, National Air and Space Museum director Ellen Stofan and others. Comet NEOWISE is still putting on a show! Learn more about it from NEOWISE principal investigator Amy Mainzer, NASA planetary defense officer Lindley Johnson and JPL scientist Emily Kramer. Our own Casey Dreier provides an overview of three far-sighted white papers submitted as part of the new planetary science decadal survey. Learn more at https://www.planetary.org/multimedia/planetary-radio/show/2020/0722-2020-hope-mission-comet-neowise-white-papers.html

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