Flaming Skull Nebula (Sh 2-68): A Ghost Outrunning Its Past
The Flaming Skull Nebula is a planetary nebula located approximately 1,142 light-years away in the equatorial constellation Serpens. Catalogued as Sharpless 2-68 (Sh 2-68), the… Read More »Flaming Skull Nebula (Sh 2-68): A Ghost Outrunning Its Past