Monthly Notices of the Royal Astronomical Society. 446 (4): 3447. arXiv:1411.2722. Bibcode:2015MNRAS.446.3447L. doi:10.1093/mnras/stu2299. S2CID 118473779...

candidates in the globular cluster NGC 5024 (M53)", Monthly Notices of the Royal Astronomical Society, 424 (4): 2722−2732, arXiv:1205.5112, Bibcode:2012MNRAS...

known as the NGC 3640 group. Other members of the group include NGC 3630, NGC 3641, NGC 3643, and NGC 3664. NGC 3640 forms a pair with NGC 3641, which...

NGC 2509 is an open cluster in the constellation of Puppis. It was discovered on 3 December 1783 by William Herschel. It was described as "bright, pretty...

NGC 2800, also known as PGC 26302, is an elliptical galaxy in the constellation Ursa Major. It was discovered February 17, 1831 by William Herschel. Skrutskie...

NGC 2903 is an isolated barred spiral galaxy in the equatorial constellation of Leo, positioned about 1.5° due south of Lambda Leonis. It was discovered...

Astronomical Database unless otherwise noted. Lists of astronomical objects List of NGC objects Collinder catalogue Lyon-Meudon Extragalactic Database Melotte catalogue...

NGC 2803, also known as PCG 26181, is an elliptical or lenticular galaxy in the zodiac constellation Cancer. It was discovered March 21, 1784, by William...

instability regions as well as a number of candidates in the open clusters NGC 3766 and NGC 1893. The mechanism of variability for γ Coronae Borealis is not known...

NGC 2950 is a lenticular galaxy in the northern constellation of Ursa Major, about 50 million light years from the Milky Way and receding with a heliocentric...