The orange filaments are the tattered remains of the star and consist mostly of hydrogen. The rapidly spinning neutron star embedded in the center of the nebula is the dynamo powering the nebula's ...

Bubble Nebula: Spanning 7 light-years across, and about one-and-a-half times the distance from our sun to its nearest stellar neighbor, Alpha Centauri, the Bubble Nebula resides 7,100 light-years ...