M29

open star cluster · in Cygnus

5,574 light-years from Earth

A small, young cluster of hot stars in Cygnus, dimmed several times over by the dust between us. Its brightest stars form a small box with a little triangle above it, a shape nicknamed the Cooling Tower.

• 5,600 light-years (Gaia) · its stars spread over about 40 light-years
• about 10 million years old · 70 of its stars as Gaia measured them

kind

nebula · star cluster

catalogue

M29 · NGC 6913

size

38 light-years across