标签: Stars

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 ...

哈勃望远镜瞥见一个闪烁的星系团

The glittering, glitzy contents of the globular cluster NGC 6652 sparkle in this star-studded image from the NASA/ESA Hubble Space Telescope. The core of the cluster is suffused with the pale blue light of countless stars, and a handful of particularly bright foreground stars are adorned with crisscrossing diffraction spikes. NGC 6652 lies in our own Milky W...

NASA的罗曼和ESA的欧几里得将联手研究暗能量

一台名为欧几里得的新太空望远镜将于7月发射,这是ESA在美国宇航局的资助下完成的一项任务,旨在探索宇宙膨胀加速的原因,即暗能量。到2027年5月,NASA的南希·格雷斯·罗曼太空望远镜将与欧几里得一起,以前所未有的方式探索这个谜题。

哈勃望远镜瞥见一个闪烁的星团

The teeming stars of the globular cluster NGC 6544 glisten in this image from the NASA/ESA Hubble Space Telescope. This cluster of tightly bound stars lies more than 8,000 light-years away from Earth and is, like all globular clusters, a densely populated region of tens of thousands of stars. This image of NGC 6544 combines data from two of Hubble’s instrume...