Universe

天文·每日一图

可观测宇宙

A diagram is shown depicting various parts of the universe that are observable. In the middle are the parts closest to Earth, and around the far edges are parts furthest from Earth. Planets, galaxies, and the CMB are illustrated. Please see the explanation for more detailed information.
图中展示了宇宙中可观测的各个部分。中间部分是距离地球最近的区域,边缘部分是距离地球最远的区域。图中还标出了行星、星系和宇宙微波背景辐射(CMB)。有关更多详细信息,请参阅说明。

天文·每日一图

宇宙拿铁: 宇宙的平均颜色

There is no obvious picture. There is just a background with a single color. This color, a type of off-white or beige, is called cosmic latte. Please see the explanation for more detailed information.
没有明显的图像。只有单一颜色的背景。这种颜色是一种灰白色或米色,被称为宇宙拿铁。有关更多详细信息,请参阅说明。

天文·每日一图

揭示计划的宇宙模拟影片

2023年12月31日 Illustris: A Simulation of the Universe Video Credit: Illustris Collaboration, NASA, PRACE, XSEDE, MIT, Harvard CfA; Music: The Poisoned Princess (Media Right Productions) Explanation: How did we get here? Click play, sit back, and watch. A computer simulation of the evolution of the uni

资讯

哈勃望远镜观测了波江座的迷人星系

NGC 685占据了舞台的中心位置,在墨黑的背景上闪烁着微弱的恒星。这个星系显然是一个棒旋星系,它有明亮的中心棒和斑驳弯曲的旋臂。它距离我们大约5,800万光年,位于波江座。NGC 685位于天赤道以南,在一年中的某些时候从南半球可以看到。

资讯

NASA的韦伯拍摄到年轻恒星的超音速外流

这张来自NASA詹姆斯·韦伯太空望远镜的HH 211的照片显示了一颗0级原恒星的外流,这颗原恒星是一颗类似太阳的年前恒星,当时它的年龄不超过几万年,质量只有现在太阳的8%(它最终会成长为一颗像太阳一样的恒星)。

This photograph from Sept. 5, 1977, shows the launch of NASA's Voyager 1 spacecraft from NASA's Kennedy Space Center at Cape Canaveral, Fla.
NASA·每日一图

旅行者1号升空,迈向星际之旅

On Sept. 5, 1977, NASA’s Voyager 1 spacecraft lifts off atop its Titan/Centaur-6 launch vehicle from Launch Complex 41 at Cape Canaveral Air Force Station, now Cape Canaveral Space Force Station, in Florida. Voyager 1 and its twin, Voyager 2, were originally launched to conduct closeup studies

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