Behold, directly overhead, a certain strange star was suddenly seen...
Amazed, and as if astonished and stupefied, I stood still.

— Tycho Brahe

The Crab Nebula

The Crab Nebula

The supernova remanent M1 at the tip of the horns of Taurus. The image was taken in H-alpha light through the 5" refractor. The pulsar is right in the center .  One hour exposure.