标签: Universe

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 universe provides insight into how galaxies formed and perspect...

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。

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)。

哈勃望远镜发现嵌入银河系内部的闪光球状星团

This colorful image of the globular star cluster Terzan 12 is a spectacular example of how dust in space affects starlight coming from background objects. A globular star cluster is a conglomeration of stars, arranged in a spheroidal shape. Stars in globular clusters are bound together by gravity, with a higher concentration of stars towards the center. The ...

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 of Jupiter and Saturn, Saturn’s rings, and the larger...

哈勃看到一个闪亮的临近星系

The galaxy ESO 300-16 looms over this image from the NASA/ESA Hubble Space Telescope. This galaxy, which lies 28.7 million light-years from Earth in the constellation Eridanus, is a ghostly assemblage of stars which resembles a sparkling cloud. Other distant galaxies and foreground stars complete this astronomical portrait, which was captured by the Advanced...