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Astronomy版 - Astronomy Picture of Day: Ring Galaxy
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笔状星云的震波每日一图 星系團Abell 1689附近的扭曲空間
Astronomy Picture of Day: Cat's Eye Nebula from HubbleAstronomy Picture of Day: Abell 1689
Astronomy Picture of Day: Hubble's Deep FieldAstronomy Picture of Day: Mars from Hubble
Astronomy Picture of Day: Light Echoes from V838Astronomy Picture of Day: Seasons of Saturn
Astronomy Picture of Day: V838 Light EchoAstronomy Picture of Day: Egg Nebula
Astronomy Picture of Day: Lord of RingsAstronomy Picture of Day: Sprial Galaxy
Belly up to the universe's 'Martini' barA Tangle of Starburst [zz]
给前辈们拜个山头Astronomy Picture of Day: Saturnian Auroras
相关话题的讨论汇总
话题: galaxy话题: ring话题: hoag话题: object话题: picture
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发帖数: 1994
1
Hoag's Object: A Strange Ring Galaxy
Credit: R. Lucas (STScI/AURA), Hubble Heritage Team, NASA
Explanation: Is this one galaxy or two? This question came to light in 1950 when
astronomer Art Hoag chanced upon this unusual extragalactic object. On the outside is a ring
dominated by bright blue stars, while near the center lies a ball of much redder stars that are
likely much older. Between the two is a gap that appears almost completely dark. How Hoag's
Object formed remains unknown, alt
s*****t
发帖数: 1994
2
Ring Galaxy AM 0644-741 from Hubble
Image Credit: Hubble Heritage Team (AURA / STScI), J. Higdon (Cornell) ESA, NASA
Explanation: How could a galaxy become shaped like a ring? The rim of the blue galaxy pictured on the right is an immense ring-like structure 150,000 light years in diameter composed of newly formed, extremely bright, massive stars. That galaxy, AM
0644-741, is known as a ring galaxy and was caused by an immense galaxy collision. When galaxies collide, they pass through each other
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Astronomy Picture of Day: Saturnian AurorasAstronomy Picture of Day: V838 Light Echo
Hubble Observations Provide Insight into Planet BirthAstronomy Picture of Day: Lord of Rings
Extreme Space Discoveries of 2012Belly up to the universe's 'Martini' bar
Astronomy Picture of Day: a Wrong Galaxy给前辈们拜个山头
笔状星云的震波每日一图 星系團Abell 1689附近的扭曲空間
Astronomy Picture of Day: Cat's Eye Nebula from HubbleAstronomy Picture of Day: Abell 1689
Astronomy Picture of Day: Hubble's Deep FieldAstronomy Picture of Day: Mars from Hubble
Astronomy Picture of Day: Light Echoes from V838Astronomy Picture of Day: Seasons of Saturn
相关话题的讨论汇总
话题: galaxy话题: ring话题: hoag话题: object话题: picture