1/2: #Bestof2021: The continuing story of what if? #HotelMars: Planetary Defense, September 2022. Andy Rivkin @asrivkin, planetary astronomer on #TeamAsteroid, @JHUAPL. David Livingston @SpaceShow SpaceShow.com (Originally posted December 3, 2021)

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@Batchelorshow

1/2: #Bestof2021:   The continuing story of what if? #HotelMars: Planetary Defense, September 2022.  Andy Rivkin  @asrivkin,  planetary astronomer on #TeamAsteroid,  @JHUAPL.  David Livingston @SpaceShow SpaceShow.com  (Originally posted December 3, 2021)

https://www.nasa.gov/planetarydefense/dart