Friday, 18 October 2019

The Tycho Supernova: Death of a Star


In 1572, Danish astronomer Tycho Brahe was among those who noticed a new bright object in the constellation Cassiopeia. via NASA https://ift.tt/31prkLF

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Goldstone’s DSS-15 Antenna and the Milky Way

Deep Space Station 15 (DSS-15), one of the 112-foot (34-meter) antennas at the Goldstone Deep Space Communications Complex near Barstow, Ca...