M15

globular cluster · collapsed core · in Pegasus

35,000 light-years from Earth

One of the densest globulars known, with a collapsed core. In 1928 Francis Pease found the planetary nebula Pease 1 in it, the first one found inside a globular cluster.

• 35,000 light-years · about 185 light-years across
• 15 known pulsars

kind

nebula · star cluster

catalogue

M15 · NGC 7078

size

185 light-years across