NGC 6845 (Klemola 30) is a quartet of interacting galaxies located approximately 294 million light-years away in the constellation Telescopium. The group consists of two spiral galaxies and two lenticular galaxies. It is also known as the NGC 6845 Quartet or the NGC 6845 Group. The four interacting galaxies are catalogued as NGC 6845A, NGC… Read More »NGC 6845 (Klemola 30)| Constellation Guide
Arp 220 is an ultraluminous starburst galaxy located 250 million light years away in the constellation Serpens. The galaxy is the product of a collision of two smaller galaxies. The merger remnant has an apparent magnitude of 13.9 and an apparent size of 1.5 by 1.2 arcminutes, corresponding to a diameter of 110,000 light-years. The… Read More »Arp 220| Constellation Guide
Mayall’s Object is the product of a collision of two galaxies located approximately 450 million light years away in the constellation of Ursa Major (the Great Bear). The galactic pair is about 80,000 light-years across. Once believed to be a galaxy interacting with the intergalactic medium, Mayall’s Object is now known to be the product… Read More »Mayall’s Object| Constellation Guide
The Starfish Galaxy (NGC 6240) is an irregular galaxy located 351.9 million light years away in the constellation Ophiuchus. It is a remnant of the merger of three smaller galaxies.| www.constellation-guide.com
The Atoms for Peace Galaxy (NGC 7252) is a peculiar galaxy located 220 million light-years away in the constellation Aquarius. It is the product of a collision between two gas-rich spiral galaxies that has been going on for about a billion years.| www.constellation-guide.com
The Porpoise Galaxy (NGC 2936), also known as the Penguin Galaxy, is an irregular galaxy located in the constellation Hydra. It is interacting with the neighbouring elliptical galaxy NGC 2937.| www.constellation-guide.com