James Stanley Hey, the Sun, and Extragalactic Radio
Image from Purbeck Radar Museum Trust
The German battleship charnhorst was one of two Axis vessels that were able to pass through the English Channel after radar communications were jammed on the southern coast of England.
Greenwich Royal Observatory, by Kjetil Bjørnsrud
Map of the constellation Cygnus, from Sky & Telescope magazine (Roger Sinnott & Rick Fienberg)