The Crab Nebula is the remnant of a supernova that appeared in 1054. "Historical records, including Chinese accounts, describe an unusually bright star appearing in the sky," said the KU researcher.

Known collectively as the Orion Molecular Cloud, it also houses other famous objects, such as the Great Orion Nebula. The Crab Nebula takes on a more detailed appearance that yields clues into the ...

Crab Nebula: This Hubble image gives the most detailed view of the entire Crab Nebula ever. The Crab is among the most interesting and well studied objects in astronomy. Butterfly emerges from ...

https://doi.org/10.1086/316199 • https://www.jstor.org/stable/10.1086/316199 ABSTRACT Published images of the Crab Nebula have been scanned and measured to derive ...

leaving behind it a smudge of diffuse color. Today, it's comparable in brightness to Titan, one of the moons of Saturn.