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日期:2024-09-28
The universe is a pretty big place. It's bigger than anything anyone has ever dreamed of before. So if it's just us... seems like an awful waste of space. Right?...
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日期:2024-10-02
Astronomy Picture of the Day Index - Messier Objects | Today's APOD | Title Search | Text Search | In the 1700s, Charles Messier created a list of bright and interesting sky objects. Those Messier objects that have appeared on APOD and are linked below. M...
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日期:2024-09-29
Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2012 April 16 The Eagle Nebula from Kitt Peak Image Credit: T. A. Rector & B. A. Wo...
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日期:2024-09-25
NSSDC Photo Gallery: Nebulae - A collection of images of astronomical nebulae ... Nebulae These pictures were taken by the Hubble Space Telescope and are provided courtesy of the Space Telescope Science Institute....
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日期:2024-10-02
National Optical Astronomy Observatory Kitt Peak Observatory Cerro Tololo Inter-American Observatory NOAO System Science Center Kitt Peak Observatory Cerro Tololo Inter-American Observatory NOAO System Science Center AURA NSF Home Contact Us | Careers ......
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日期:2024-09-26
The Lagoon Nebula (catalogued as Messier 8 or M8, and as NGC 6523) is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and as a H II region. The Lagoon Nebula was discovered by Giovanni Hodierna before 16...
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日期:2024-09-28
These columns that resemble stalagmites protruding from the floor of a cavern columns are in fact cool interstellar hydrogen gas and dust that act as incubators for new stars. Inside them and on their surface astronomers have found knots or globules of de...
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日期:2024-09-27
羽を広げたような姿からわし星雲の名で親しまれている天体である散光星雲M16 は、7000光年という近い距離にあるんだ。上の写真のように水素分子やチリで できた高さ1光年にも及ぶ柱が何本もあるんだよ。...