- Constellation Lyra
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The Ring Nebula (also catalogued as Messier 57, M57 and NGC 6720) is a planetary nebula in the northern constellation of Lyra. Such a nebula is formed when a star, during the last stages of its evolution before becoming a white dwarf, expels a vast luminous envelope of ionized gas into the surrounding interstellar space. 展开
This nebula was discovered by the French astronomer Charles Messier while searching for comets in late January 1779. Messier's report of his independent discovery of 展开
M57 is 0.787 kpc (2,570 light-years) from Earth. It has a visual magnitude of 8.8 and a dimmer photographic magnitude, of 9.7. Photographs taken over a period of 50 years show the rate of … 展开
• List of planetary nebulae
• Messier object
• New General Catalogue
• List of Messier objects
• NGC 6565, which is undergoing a similar process and is of the same type 展开• WorldWide Telescope
• M57 Calar Alto Observatory
• Messier 57 SEDS
• Astronomy Picture of the Day
• M57 – Planetary Nebula in Lyra NightSkyInfo 展开M57 is found south of the bright star Vega, which forms the northwestern vertex of the Summer Triangle asterism. The nebula lies about 40% of the distance from Beta (β) to Gamma (γ) Lyrae, making it an easy target for amateur astronomers to find.
The nebula disk has an … 展开CC-BY-SA 许可证中的维基百科文本 Messier 57 (The Ring Nebula) - Science@NASA
2024年9月12日 · Messier 57, more commonly known as the Ring Nebula, is about 2,000 light-years away in the constellation Lyra, and is best observed during August. Discovered by the French astronomer Antoine Darquier de …
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Ring Nebula (Messier 57) in Lyra – Constellation Guide
Learn about the Ring Nebula, a bright planetary nebula formed by a red giant star in the constellation Lyra. See images, facts, and history of this cosmic phenomenon.
- Apparent magnitude: 8.8
- Declination: +33° 01′ 44.883287544″
- Constellation: Lyra
- Right ascension: 18 h 53 m 35.0967659112 s
Ring Nebula - Facts and Info - The Planets
Ring Nebula Profile. These are the basic characteristics of the Ring Nebula. Designation: Messier 57 or M57 or NGC (New General Catalog) 6720 Type: Planetary Nebula Diameter: 1.4×1.0 arc-minutes Distance: 2.3 (kly) or 2,300 …
Ring Nebula: Definition, Distance, Facts, Composition
2024年11月1日 · The Ring Nebula is a planetary nebula located in the constellation Lyra. The Ring Nebula lies 2,000 to 2,300 light-years from Earth. A dying star formed the Ring Nebula by …
Ring Nebula - NASA Science
2023年7月25日 · The Ring Nebula is a well-known planetary nebula, the glowing remains of a Sun-like star. The tiny white dot in the center of the nebula is the star's hot core, called a white dwarf. The nebula is about 2,000 light-years …
Ring Nebula (Messier 57) - Deep⋆Sky Corner
2021年2月1日 · How to find the Ring Nebula? The planetary nebula M 57 is located in the constellation Lyra and is very easy to find. It lies almost exactly on the line connecting the two southern stars Sheilak (β Lyrae) and Sulafat (γ …
M57 The Ring Nebula: Size, Location, Distance, …
2024年2月24日 · The Ring Nebula is a beautiful and intriguing astronomical object located in the constellation of Lyra. It is one of the most famous and recognizable objects in the night sky, and has fascinated astronomers and …
Ring Nebula Facts (NGC 6720, Messier 57) - Universe …
Ring Nebula is a Planetary Nebula located in the constellation of Lyra in the northern hemisphere. Ring Nebula is also known as M57 or Messier 57 when Charles Messier catalogued it in 18th - 19th Century France. Ring Nebula is …
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