A plan that sounds like the strategy of the new villain of the film series "Dzheyms Bond" was a real idea that the leadership of Nazi Germany discussion.
A team of scientists led by Hermann Oberth, is planning to create a giant facility called Cosmic cannon. In practice it is a huge mirror into orbit around the Earth. Reflected from its surface, the sun would be able to burn down whole cities and drain seas.
For the first time this idea was proposed back in 1923 by Oberth, as scientists predict mirror then be used not for destruction, but to provide the inhabitants of Earth light. Later, however, the space cannon became a military concept and scientist called him "the greatest weapon."
Even after the end of World War II Hermann Oberth was convinced that his idea could be realized and insisted on it until 1957 Closest to this horrific concept world was in 1945, when pressed by the Allies, the Nazis developed the idea of the mirror, which had become a weapon. The plan foresaw the Reich facility to put in orbit about 25,000 kilometers above the Earth. The entire surface of the installation to be mirrored, so that sunlight can be reflected from any angle.
source : https://www.pexels.com/