NASA writes that t's easy to get lost following intricate filaments in this detailed image of faint supernova remnant Simeis 147, also known as as Sharpless 2-240 it goes by the popular nickname, the Spaghetti Nebula covering nearly 3 degrees or 6 full moons on the sky. That's about 150 light-years at the stellar debris cloud's estimated distance of 3,000 light-years.
But the expanding remnant is not the only aftermath. The cosmic catastrophe also left behind a spinning neutron star or pulsar, all that remains of the original star's core.
The Daily Galaxy via NASA APOD
Iamge credit: Daniel López / IAC