open cluster
group of "sibling" stars that are loosely gravitationally bound to one another
Eagle Nebula
eagle-like animal nebula
Hyades
star cluster
Heart Nebula
HII region in the constellation Cassiopeia
Iris Nebula
dark nebula
Lagoon Nebula
emission nebula and H II region in Sagittarius
Quintuplet cluster
open cluster in the constellation Sagittarius
Double Cluster
open star cluster
moving group
stellar association coherently drifting through the galaxy
Trapezium Cluster
open cluster of star
Ursa Major Moving Group
stellar moving group
Butterfly Cluster
Open cluster in the constellation Scorpius
Wild Duck Cluster
Open cluster in the constellation Scutum
Pleiades
open cluster in the constellation of Taurus
Coma Star Cluster
open cluster in the constellation Coma Berenices
Beehive Cluster
open cluster
Gould Belt
partial ring of stars in the Milky Way galaxy
Jewel Box
open cluster in the constellation Crux
Arches Cluster
star cluster in the Milky Way
Omega Nebula
H II region in the constellation Sagittarius, discovered by Philippe Loys de Chéseaux
Trifid Nebula
HII region
Soul Nebula
nebula in the constellation Cassiopeia