History of radar for various purposes; on the Shuttle Radar Topography Mission, the entire planet was mapped at a 30-m resolution. The Jodrell Bank Observatory, an operation of the University of Manchester in Britain, was originally started by Bernard Lovell to be a radar astronomy facility. It initially used a war-surplus GL-II radar system operating at 71 MHz (4.2 m). The first observations were of ionized trails in the Geminids meteor shower during December 1945. While the facility soon evolved to become the third largest radio observatory in the world, some radar astronomy continued. The largest (250-ft or 76-m in diameter) of their
The Flying Saucers Are Real parody of Keyhoe's book and of reports of UFO sightings and alien abductions is "The Flying Saucers Are Very Very Real" (2016). The Flying Saucers Are Real The Flying Saucers Are Real by Donald Keyhoe, was a ground-breaking book that investigated numerous encounters between United States Air Force fighters, personnel, and other aircraft, and UFOs between 1947 and 1950. It was printed in paperback by Gold Medal Books, in 1950, and sold for 25 cents. In December, 1949, prior to the publishing of the book, Keyhoe published an article by the same name in True magazine, with similar material. The