Of, relating to, or characteristic of the stratosphere.
Stratospheric Observatory for Infrared Astronomy (SOFIA)
Nepâhešgâh-e Cine-sepehri barây axtaršenâsi-ye forusorx
Fr.: Observatoire stratosphérique pour l'astronomie infrarouge
A partnership of NASA and the German Aerospace Center, consisting of an extensively modified Boeing 747SP aircraft carrying a reflecting telescope with an effective diameter of 2.5 m. NASA Ames Research Center manages SOFIA's science and mission operations in cooperation with the Universities Space Research Association and the German SOFIA Institute. SOFIA is the largest airborne observatory in the world, with a planned 20-year lifetime.