A Musician Looks Up and Doubles the Solar System, March 13, 1781
On March 13, 1781, amateur astronomer William Herschel spotted an odd greenish disk through his backyard telescope — and doubled the known size of the solar system.
On March 13, 1781, amateur astronomer William Herschel spotted an odd greenish disk through his backyard telescope — and doubled the known size of the solar system.