Abell 2147 – A Galaxy Cluster in the Heart of the Hercules Supercluster Abell 2147 is a galaxy cluster belonging to the catalog compiled by George O. Abell, located within the region of the Hercules Supercluster, about 500 million light-years from Earth. Although some sources place it in the area of Serpens Caput, observationally it […]
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Arp 65 – A Pair of Galaxies in Gravitational Interaction The Arp 65 system corresponds to the spectacular interacting pair formed by NGC 90 and NGC 93, located in the constellation of Andromeda, about 240 million light-years from Earth. The system was included by Halton Arp in his famous Atlas of Peculiar Galaxies because of
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NGC 4236 – A Faint Spiral Galaxy in Draco NGC 4236 is a barred spiral galaxy located in the constellation of Draco, about 11 million light-years from Earth. It was discovered by William Herschel in 1793 and is part of the M81 Group, one of the closest galaxy groups to the Local Group. Despite its
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NGC 5866 – An Elegant Lenticular Galaxy in Draco NGC 5866 is a lenticular galaxy located in the constellation of Draco, about 44 million light-years from Earth. It was discovered by Pierre Méchain in 1781 and is sometimes associated with M102, whose identification has been historically debated. Its thin, elongated appearance, along with a prominent
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IC 438 – A Faint Spiral in Lepus IC 438 is a spiral galaxy located in the constellation of Lepus, at an approximate distance of 300 million light-years from Earth. It was cataloged in the late 19th century in the Index Catalogue and is characterized by its low surface brightness, making it a subtle and
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NGC 7042 – A Faint Spiral in Cygnus NGC 7042 is a spiral galaxy located in the constellation of Cygnus, about 300 million light-years from Earth. It was discovered by Albert George Wilson and is characterized by its low surface brightness, making it a challenging object even for telescopes with significant aperture. Its faint and
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NGC 772 – An Asymmetric Spiral in Aries The NGC 772 is a spiral galaxy located in the constellation of Aries, about 130 million light-years from Earth. It was discovered by William Herschel in 1785 and stands out for its pronounced asymmetry, with one spiral arm much more developed than the others. This unusual morphology
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NGC 5033 – An Active Spiral in Canes Venatici The NGC 5033 is a spiral galaxy located in the constellation of Canes Venatici, about 40 million light-years from Earth. It was discovered by William Herschel in 1785 and is known for its active nucleus and somewhat irregular spiral structure. Although it may not appear as
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