star cluster (plural star clusters)
(astronomy) A group of gravitationally bound stars and other material (such as nebulae and planets), conventionally with one generation of similarly aged stars from the same pre-stellar nebula.
The Eagle Nebula and its associated star cluster, Messier 16 lie 7,000 light-years from Earth in the direction of the galactic center. Source: Internet
Globular cluster main A star cluster in the constellation Sagittarius Globular clusters, or GC, are roughly spherical groupings of from 10,000 to several million stars packed into regions of from 10 to 30 light years across. Source: Internet
Part of that gang includes the Pleiades, the best star cluster in the sky, resembling a miniature Big Dipper. Source: Internet
The inlaid gold depicted the full moon, a crescent moon about 4 or 5 days old, and the Pleiades star cluster in a specific arrangement forming the earliest known depiction of celestial phenomena. Source: Internet
The colorful star cluster NGC 3590. citation The first person to use a telescope to observe the night sky and record his observations was the Italian scientist Galileo Galilei in 1609. Source: Internet
The only exception is a faint image of a large star cluster containing hundreds of thousands of stars located at a distance of one billion light years citation —ten times further than the most distant star cluster previously observed. Source: Internet