Corona (satellite) retrieved two days later by a C-119 Flying Boxcar transport plane. This was the first successful return of photographic film from orbit. In comparison, Sputnik 5 was launched into orbit on August 19, 1960, one day after the launch of Discoverer 14. Sputnik 5 was a biosatellite that took into orbit the two Soviet space dogs, Belka and Strelka, and then safely returned them to the Earth . At least two launches of "Discoverers" were used to test satellites for the Missile Defense Alarm System (MIDAS), an early missile-launch-detection program that used infrared cameras to detect the heat signature of
Safe space fully self-expressed, without fear of being made to feel uncomfortable, unwelcome or challenged on account of biological sex, race/ethnicity, sexual orientation, gender identity or expression, cultural background, age, or physical or mental ability; a place where the rules guard each person's self-respect, dignity and feelings and strongly encourage everyone to respect others." However, some people consider safe space culture as a violation of the First Amendment and a mechanism for retreating from opinions which contrast with one's own. In general, these may be individuals or institutions which support a safe space for LGBT students and employees. They may offer or