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The Moon is mostly illuminated but a thin crescent on the right side of the Moon is in darkness

Waning gibbous moon

图像

图注: This image, taken from the Norther Hemisphere (France), shows the waning gibbous Moon. During this lunar phase, we see most of the Moon's illuminated half with the unilluminated half only appearing as a dark crescent on the right. This phase comes after full moon and before last quarter moon (sometimes called half moon) .
来源: Thomas Bresson
来源链接

词汇表: 月相 , 亏凸月
分类: 太阳系

授权许可: 知识共享许可协议 Attribution 3.0 Unported 知识共享许可协议 Attribution 3.0 Unported 图标

文件 ( 图像 37.60 MB)


The Moon is mostly illuminated but a thin crescent on the right side of the Moon is in darkness

Waxing Gibbous Moon

图像

图注: This image, taken from the Southern Hemisphere (New Zealand), shows the waxing gibbous Moon. During this lunar phase, we see most of the Moon's illuminated half with the unilluminated half only appearing as a dark crescent on the right. This phase comes after first quarter moon (sometimes called half moon) and before full moon.
来源: Dave Young / dcysurfer
来源链接

词汇表: 月相 , 盈凸月
分类: 太阳系

授权许可: 知识共享许可协议 Attribution 2.0 Generic 知识共享许可协议 Attribution 2.0 Generic 图标

文件 ( 图像 619.97 kB)


The Moon is mostly illuminated but a thin crescent on the left side of the Moon is in darkness

Waning gibbous moon

图像

图注: This image, taken from the Southern Hemisphere (New Zealand), shows the waning gibbous Moon. During this lunar phase, we see most of the Moon's illuminated half with the unilluminated half only appearing as a dark crescent on the left. This phase comes after full moon and before last quarter moon (sometimes called half moon) .
来源: Dave Young / dcysurfer
来源链接

词汇表: 月相 , 亏凸月 , 凸月
分类: 太阳系

授权许可: 知识共享许可协议 Attribution 2.0 Generic 知识共享许可协议 Attribution 2.0 Generic 图标

文件 ( 图像 574.96 kB)


Four people standing in a courtyard

OAE Node France & OAE Center India Staff

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图注: Emmanuel Rollinde from the OAE Node France at CY Cergy Paris Univerity is welcomed by the OAE Center India staff.
来源: OAENF-CY and OAE Center India


文件 ( 图像 92.34 kB)


50 horizontal coloured stripes starting out blue at the bottom and ending red at the top. Dark lines interrupt the stripes

Solar absorption lines

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图注: This is a high resolution spectrum of light from our Sun showing visible region of the electromagnetic spectrum. The absorption lines are visible clearly as narrow black regions. The visualization shown here was created to mimic a so-called echelle spectrum, with wavelength increasing from left to right along each strip, and from bottom to top. Each of the 50 horizontal strips covers 6 nanometers, for a complete spectrum across the visible range from 400 to 700 nanometers. This spectrum was created from a digital atlas observed with the Fourier Transform Spectrometer at the McMath-Pierce Solar Facility at the National Solar Observatory on Kitt Peak, near Tucson, Arizona (‘Solar Flux Atlas from 296 to 1300 nm" by Robert L. Kurucz, Ingemar Furenlid, James Brault, and Larry Testerman: National Solar Observatory Atlas No. 1, June 1984). Note: NSO/Kitt Peak FTS data used here were produced by NSF/NOAO.
来源: N.A. Sharp/KPNO/NOIRLab/NSO/NSF/AURA
来源链接

词汇表: 天体物理学 , 可见光谱 , 光谱线 , 吸收线

授权许可: 知识共享许可协议 署名 4.0 国际 (CC BY 4.0) 知识共享许可协议 署名 4.0 国际 (CC BY 4.0) 图标

文件 ( 图像 3.09 MB)


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