Helix Nebula Caldwell 63

The Helix Nebula Caldwell 63 is a planetary nebula located in the constellation Aquarius. Discovered by Karl Ludwig Harding, probably before 1824, this object is one of the closest to the Earth of all the bright planetary nebulae. The distance is 655±13 light-years. The Helix … Continue readingHelix Nebula Caldwell 63

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Pleyades M45

The Pleiades (/ˈpliː.ədiːz) also known as The Seven Sisters, Messier 45, and other names by different cultures, is an asterism and an open star cluster containing middle-aged, hot B-type stars in the north-west of the constellation Taurus. It is among the star clusters nearest to … Continue readingPleyades M45

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Eagle Nebula M16

The Eagle Nebula M16 is a young open cluster of stars in the constellation Serpens, discovered by Jean-Philippe de Cheseaux in 1745–46. The nebula contains several active star-forming gas and dust regions, including the aforementioned Pillars of Creation. The Eagle Nebula lies in the Sagittarius … Continue readingEagle Nebula M16

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Trifid Nebula M20

The Trifid Nebula M20 is an H II region in the north-west of Sagittarius in a star-forming region in the Milky Way’s Scutum-Centaurus Arm. It was discovered by Charles Messier on June 5, 1764. Its name means ‚three-lobe‘.The object is an unusual combination of an … Continue readingTrifid Nebula M20

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Heart Nebula IC1805

The Heart Nebula, IC 1805, Sharpless 2-190, lies some 7500 light years away from Earth and is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. It is an emission nebula showing … Continue readingHeart Nebula IC1805

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Jellyfish Nebula IC443

IC 443 also known as the Jellyfish Nebula is a galactic supernova remnant in the constellation Gemini. On the plane of the sky, it is located near the star Eta Geminorum. Its distance is roughly 5,000 light years from Earth. IC 443 may be the … Continue readingJellyfish Nebula IC443

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Horsehead Nebula B33

The Horsehead Nebula (also known as Barnard 33) is a small dark nebula in the constellation Orion. The nebula is located just to the south of Alnitak, the easternmost star of Orion’s Belt, and is part of the much larger Orion Molecular Cloud Complex. It … Continue readingHorsehead Nebula B33

Cocoon Nebula IC 5146

The cocoon nebula is a reflection/emission nebula in the constellation of Cygnus the Swan. It is about 2500 lightyears away and about 12′ in size. It hosts a stellar nursery where star-formation is ongoing with hundreds of very young stars forming from the hydrogen gas … Continue readingCocoon Nebula IC 5146