A star field is filled with red-glowing gas. Near the center is a bright star system Alpha Centauri, the closest star system to our Sun. Please see the explanation for more detailed information.
星场中充满了红色发光气体。中心附近是一个明亮的恒星系统——南门二系统，这是距离太阳最近的恒星系统。有关更多详细信息，请参阅说明。
2023年8月5日 NGC 1360: The Robin’s Egg Nebula Image Credit & Copyright: Dong Liang Explanation: This pretty nebula lies some 1,500 light-years away, its shape and color in this telescopic view reminiscent of a robin’s egg. The cosmic cloud spans about 3 light-years, nestled securely wi
2022年2月5日 Symbiotic R Aquarii Image Credit: X-ray: NASA/CXC/SAO/R. Montez et al.; Optical: Data: NASA/ESA/STScI, Processing: Judy Schmidt (CC BY-NC-SA) Explanation: Variable star R Aquarii is actually an interacting binary star system, two stars that seem to have a close symbiotic relationship. Cent
2021年11月29日 The Extraordinary Spiral in LL Pegasi Image Credit: NASA, ESA, Hubble, HLA; Processing & Copyright: Jonathan Lodge Explanation: What created the strange spiral structure on the upper left? No one is sure, although it is likely related to a star in a binary star system entering the p
2021年05月18日 Jets from the Necklace Nebula Image Credit: ESA, Hubble, NASA; Processing: K. Noll Explanation: What celestial body wears the Necklace Nebula? First, analyses indicate that the Necklace is a planetary nebula, a gas cloud emitted by a star toward the end of its life. Also, what appears to
2020年8月31日 SS 433: Binary Star Micro-Quasar Animation Credit: DESY, Science Communication Lab Explanation: SS 433 is one of the most exotic star systems known. Its unremarkable name stems from its inclusion in a catalog of Milky Way stars which emit radiation characteristic of atomic hydrogen. Its r
