The central region of M51 appears to be undergoing a period of enhanced star formation. The present efficiency of star formation, defined as the ratio of mass of new stars to the mass of star-forming gas, is only ~1%, quite comparable to the global …

2024年8月25日 · The Whirlpool Galaxy, M51, is a spiral galaxy located 31 million light-years away. It highlights the attributes of a typical spiral galaxy, including graceful, curving arms, pink star-forming regions, and brilliant blue strands of star clusters.

The Whirlpool has a supermassive black hole at its heart, thanks to the merging of M51 with its neighboring galaxy, NGC 5195. The Whirlpool Galaxy’s fascinating structure gives astronomers a better understanding of how galaxies interact with each other and how stars form within them.

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 apparent magnitude of 8.4 and lies at an approximate distance of 23 million light years from Earth. It has the designation NGC 5194 in the New General Catalogue.

M51, also known as the Whirlpool Galaxy, is a grand design spiral galaxy located in the constellation of Canes Venatici. It's one of the most famous galaxies in the sky, appearing face-on when viewed from Earth. At magnitude +8.4, it's relatively bright and visible in binoculars, especially from dark sites.

2024年2月22日 · The Whirlpool Galaxy M51 (NGC 5194) The Whirlpool Galaxy, also known as M51 or NGC 5194, is a stunning spiral galaxy located approximately 23 million light-years away from Earth. It is one of the most famous galaxies in the night sky, and is often used as a benchmark for studying spiral galaxies.

2013年2月26日 · The Whirlpool Galaxy is a classic spiral galaxy. At only 30 million light years distant and fully 60 thousand light years across, M51, also known as NGC 5194, is one of the brightest and most picturesque galaxies on the sky.

1996年4月24日 · The Whirlpool Galaxy (M51) Parents Generations of Stars in Its Center. The NASA/ESA Hubble Space Telescope has snapped a view of several star generations in the central region of the Whirlpool Galaxy (M51), a spiral region 23 million light-years from Earth in the constellation Canes Venatici (the Hunting Dogs). The galaxy's massive center, the...

2022年9月2日 · In direct telescopic views, M51 looks faint and fuzzy to the eye. But this remarkably deep image shows off details of the interacting galaxy’s striking colors and galactic tidal debris. The image includes nearly 90 hours of narrowband data that also reveals a vast glowing cloud of reddish ionized hydrogen gas discovered in the M51 system.

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 Canes Venatici constellation, M51 showcases an extraordinary example of a grand-design spiral galaxy.