NGC 747

NGC 747 is a lenticular galaxy located approximately 675 million light-years away in the constellation Cetus. It was discovered on October 9, 1828, by John Herschel. It is a member of the galaxy cluster Abell 2667.

Lenticular galaxies, classified as S0, are intermediate between spiral and elliptical galaxies. They possess a bright central bulge similar to elliptical galaxies, but also have a disk-like structure like spiral galaxies, though lacking prominent spiral arms. Often, lenticular galaxies contain a significant amount of dust, especially in a ring around the bulge.

NGC 747 has a visual magnitude of approximately 13.8 and a diameter of about 1.5 arcminutes. Its redshift indicates its significant distance from Earth and its participation in the expansion of the universe. Further detailed studies, including spectroscopic analysis, are needed to determine its precise characteristics, such as its stellar population, gas content, and internal dynamics.