Messier 52 in Cassiopeia constellation

Messier 52 (NGC 7654) is an open star cluster located in the constellation Cassiopeia. It is approximately 35 million years old. The brightest stars in the cluster are a couple of giants, one with a magnitude of 7.77 and the other, 8.22.

Messier 52 lies 5,000 light-years from Earth.

Messier 52,Cassiopeia,cluster,star cluster

Messier 52 in Cassiopeia

[Atlas Image obtained as part of the Two Micron All Sky Survey (2MASS), a joint project of the University of Massachusetts and the Infrared Processing and Analysis Center/California Institute of Technology, funded by the National Aeronautics and Space Administration and the National Science Foundation.]

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Messier 30 (NGC 7099) in Capricornus

Messier 30 (NGC 7099) is a globular cluster first discovered by Charles Messier in 1764. It is located in the constellation Capricornus and approximately 28,000 light-years distant from Earth.

messier 30,star cluster,capricornus,star constellation

Messier 30 in Capricornus constellation

Photo: Hubble/Wikisky

Tau Canis Majoris Cluster (NGC 2362) in Canis Major

NGC 2362, or the Tau Canis Majoris Cluster, is an open star cluster located in the constellation Canis Major. It was named after its brightest star, tau Canis Majoris, an eclipsing binary star approximately 3,200 light-years distant. Tau Canis Majoris is classified as an O-type blue supergiant.

The Tau Canis Majoris Cluster consists of about 60 stars and is approximately 25 million years old.

NGC 2362,tau canis majoris cluster,star cluster,canis major

Tau Canis Majoris Cluster (NGC 2362) in Canis Major

Photo: NASA (Spitzer)

Beehive Cluster in Cancer Constellation

The Beehive Cluster is an open star cluster in the Cancer constellation. It is also known as Praesepe, Messier 44, and NGC 2632. It is approximately 600 light-years distant and one of the open clusters closest to the Sun.With an apparent magnitude of 3.7, the cluster can be seen without binoculars in the night sky.

The photo shows the planets Mars and Saturn in conjunction near the cluster in June 2006.

mars saturn conjunction,beehive cluster,praesepe,cancer constellation

Mars - Saturn conjunction near the Beehive Cluster in Cancer

Photo: Roberto Mura

Globular Cluster NGC 6101 in Apus Constellation

NGC 6101 is a globular cluster located in the constellation Apus. It lies close to gamma Apodis, a yellow giant 160 light-years distant. The brightest stars in the cluster are only fourteenth magnitude. NGC 6101 can be observed in a 4.5-inch telescope from an unlit location.

NGC 6101,Apus,Apus constellation,globular cluster

NGC 6101 in Apus

Photo: NASA