On This Day in Space: NASA launched the 100-foot Echo 1A balloon on August 12, 1960; the passive satellite reflected telephone, radio and television signals across Earth
[ad_1] Echo 1 passes over NASA’s Goldstone Tracking Station on August 12, 1960, with the antenna and star trails visible. (Nasa photo) Exactly sixty-six years ago from today, on August 12, 1960, NASA launched Echo 1A, a 100-foot-diameter balloon that became the agency’s first successful communications satellite. Unlike modern communication satellites, Echo 1A did not…