Unique metal-poor luminous blue variable inspected by astronomers
Russian astronomers have conducted photometric observations of a unique extremely metal-poor luminous blue variable star ...
7 stunning images of start clusters by NASA Hubble Space Telescope
The image shows the Arches star cluster, 25,000 light-years away, captured through infrared observations from Hubble and ground-based telescopes. This Hubble image shows NGC 6397, a star cluster 8,200 ...