The Whirlpool Galaxy, also known as Messier 51a (M51a) or NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus. [6] [7] [8] It lies in the constellation …

2024年8月25日 · Discovered by Charles Messier in 1773, M51 is located 31 million light-years from Earth in the constellation Canes Venatici. It has an apparent magnitude of 8.4 and can be …

2015年6月3日 · Messier 51 (M51), better known as the Whirlpool Galaxy, is a famous grand-design spiral galaxy located in the constellation Canes Venatici. The Whirlpool Galaxy has an …

The Whirlpool Galaxy is estimated to be about 400-million years old. It was observed and cataloged by famous astronomer Charles Messier in 1773 as Messier 51 (M51). It eventually …

One of the most famous and recognizable galaxies in our night sky, the Whirlpool Galaxy or Messier 51 (M51), has long been a focus for astronomers worldwide. Located within the …

2017年7月24日 · Located between 19 and 27 million light-years from the Milky Way, this deep sky object was the very first to be classified as a spiral galaxy. It is also one of the best known …

Galaxy Messier 51 (M51, also designated NGC 5194) is nicknamed the Whirlpool because of its prominent swirling structure. Its two curving arms, a hallmark of so-called grand-design spiral …

Hubble Messier 51 (M51) The Whirlpool Galaxy is a spiral galaxy located 31 million light-years away. Also known as M51, it highlights the attributes of a typical spiral galaxy, including …

2017年2月27日 · This NASA Hubble Space Telescope image provides a strikingly detailed view of the Whirlpool Galaxy, also known as Messier 51 and as NGC 5194. The image illustrates a …

2018年5月21日 · This animation contrasts the visible-light (Hubble Space Telescope) and X-ray (Chandra X-ray Observatory) images of Messier 51, the majestic Whirlpool galaxy.