Pease 1

planetary nebula · inside the globular cluster M15

35,000 light-years from Earth

The first planetary nebula found inside a globular cluster: a shell of gas thrown off by a dying star among M15's ancient stars. Francis Pease found it in 1928, and only three more are known in globulars.

• 35,000 light-years · about half a light-year across
• its central star is about 39,000 K

kind

nebula

size

0.5 light-years across