NASA and the German Aerospace Center, DLR, have extended their agreement to continue Stratospheric Observatory for Infrared Astronomy, SOFIA, science observations until the end of 2020. The renewal agreement was signed on June 2, 2016, at the ILA Berlin Air Show by Dava Newman, deputy administrator of NASA, Pascale Ehrenfreund, chair of the DLR Executive Board, and Gerd Gruppe, member of the DLR Executive Board responsible for Space Administration.