NGC 6558 is a globular cluster, located about 24,000 [4] [a] light years away in the constellation Sagittarius. Its apparent magnitude is about 11 and its apparent diameter is about 10 …

2022年9月2日 · This glittering gathering of stars is the globular cluster NGC 6558, and it was captured by the NASA/ESA Hubble Space Telescope’s Advanced Camera for Surveys. NGC …

2022年5月16日 · This glittering gathering of stars is the globular cluster NGC 6558, and it was captured by the NASA/ESA Hubble Space Telescope’s Advanced Camera for Surveys. NGC …

2023年10月19日 · This study presents the results concerning six red giant stars members of the globular cluster NGC 6558. Our analysis utilized high-resolution near-infrared spectra obtained …

2007年8月27日 · We present, for the first time, a detailed abundance analysis of five giant stars in the moderately metal-poor bulge globular cluster NGC 6558. Spectra have been obtained at …

2022年5月16日 · This Hubble image shows NGC 6558, a globular cluster located 23,000 light-years away in the constellation of Sagittarius. The color image was made from separate …

2024年7月30日 · NGC 6558（也称为GCL 89或ESO 456-SC62）是一个位于射手座约24100光年外的银河系凸起球状星团，角大小约为5.4 x 5.4弧分。之前的观测发现，NGC 6558的金属丰 …

2018年10月27日 · We aim to carry out detailed spectroscopic analysis for four red giants of NGC 6558, in order to derive the abundances of the light elements C, N, O, Na, Al, the alpha …

2022年5月21日 · 這個閃閃發光的星團是球狀星團 ngc 6558，它是由 nasa/esa 哈伯太空望遠鏡的先進巡天照相機拍攝的。ngc 6558 比地球更接近銀河系的中心，位於 23,000 光年之外的人馬 …

Discovered by John Herschel on August 3, 1834. This globular was found by John Herschel during his stay at the Cape of Good Hope in 1834, and cataloged by him as h 3731.