北京时间2022年7月12日22时30分左右,天文学家陆续公布了韦布太空望远镜(JWST)拍摄的首批照片。这组照片包含:船底座星云、南环星云、系外行星WASP-96 b光谱图、斯蒂芬五重星系以及韦布首张宇宙深场图(Webb's First Deep Field)。 韦布...
Imagery by the James Webb Space Telescope's NIRCam (Near-Infrared Camera) instrument reveals that Earendel, the most distant known star in the universe.(Image credit: Image: NASA, ESA, CSA, D. Coe (STScI/AURA for ESA; Johns Hopkins University), B. Welch (NASA’s Goddard Spaceflight Cent...
Lee Billings
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NASA放出更多James Webb太空望远镜拍摄的惊人影像 继第一张照片之后，NASA 又为我们带来了 James Webb 太空望远镜（JWST）先前预告的五张照片中剩余的四张。这五张照片代表着 JWST 的四个主要任务 —— 望向宇宙的起源、穿透星云与星尘、了解星系的起源与演化、以及分析行星的大气 —— 再加上一个非关科学，但...
James Webb Space TelescopeArtist's conception of the James Webb Space Telescope. The telescope was launched in 2021.(more) Webb became the administrator of NASA in 1961, just months before Pres. John F. Kennedy announced the U.S. commitment to sending a man to the Moon by 1970. Webb gave...
韦伯最近的测试已经证实，完全组装的天文台将承受震耳欲聋的噪音，并且在升空过程中会遭受震颤的震动，嘎嘎声和振动。NASA被称为“声学”和“正弦振动”测试，它与国际合作伙伴进行了精心合作，以使Webb的测试环境与Webb在发射日以及在轨道上运行时所经历的环境完全匹配。尽管在开发过程中已对望远镜的每个组件进行了...