September 20, 2025

Celestial Antiquity NGC 5907

NGC 5907 (also known as NGC 5906, Knife Edge Galaxy, or Splinter Galaxy) is a spiral galaxy located approximately 46.5 million light years from Earth. German-British astronomer William Herschel discovered the galaxy on 5 May 1788. Its most notable features are its large stellar stream and ultraluminous X-ray source.