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NGC2444:兄弟你好香
Photographer
近地轨道
NGC2444与NGC2445共同构成Arp143相互作用星系对,距地约1.9亿光年。与NGC2444的碰撞导致NGC2445形成扭曲的三角形恒星形成区,但NGC2444本身未观测到新恒星形成迹象,推测因其气体在两星系相遇前已经耗尽。
Equipment
CameraACS/WFC
Telescope/LensHST
Shooting Data ( Shooting Date: 2025-07-26 )
Total FramesN/A
ExposureN/A
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