A critical gap: In situ measurements of surface-atmosphere interactions from outside earth - Diniega, Serina; Burr, Devon M.; Dundas, Colin; Jackson, Brian; Mischna, Michael; Rafkin, Scot; Smith, Isaac; Sullivan, Robert; Titus, Timothy; Vriend, Nathalie; Walker, Ian; Williams, Kaj (Bulletin of the AAS, 2021)