Enlarge / Margaret Hamilton holds a LEGO figure of ... herself. (credit: LEGO) A new playset from LEGO will honor four key women in NASA history—astronomer Nancy Grace Roman, computer scientist Margaret Hamilton, and pioneering astronauts Sally Ride and Mae Jemison. The 231-piece set will be released on Nov. 1, with a recommended selling price of $24.99. First proposed in July, 2016 by the deputy editor of MIT News, science writer Maia Weinstock, on the LEGO Ideas website, the project reached 10,000 supporters in just 15 days.