The Owl Nebula, also known as Messier 97 (M97), is a planetary nebula located in Ursa Major. The nebula lies at an approximate distance of 2,030 light years from Earth. It is known for its distinctive shape, resembling a pair of owl-like eyes, that can be seen in larger telescopes.
The estimated age of the Owl Nebula is about 8,000 years. The nebula has the designation NGC 3587 in the New General Catalogue.
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The Dumbbell Nebula, also known as Messier 27 (M27), is a bright, large planetary planetary nebula located in Vulpecula constellation. The nebula lies at a distance of 1,360 light years from Earth. It is sometimes also called the Apple Core Nebula or Diablo Nebula, and has the designation NGC 6853 in the New General Catalogue.
The Dumbbell Nebula was the first planetary nebula to be discovered. Charles Messier included it as M27 in his catalogue of deep sky objects in 1764.
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The Big Dipper is one of the most easily recognizable asterisms in the night sky, found in the constellation Ursa Major, the Great Bear. The star pattern, formed by the seven brightest stars of Ursa Major, is well-known in many cultures and goes by many other names, among them the Plough, the Great Wagon, Saptarishi, and the Saucepan. The Big Dipper is particularly prominent in the northern sky in the summer, and is one of the first star patterns we learn to identify.
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