球状星团M53的蓝掉队星
2021年02月07日 Blue Straggler Stars in Globular Cluster M53 Image Credit: ESA/Hubble, NASA Explanation: If our Sun were part of …
blue stragglers
2021年02月07日 Blue Straggler Stars in Globular Cluster M53 Image Credit: ESA/Hubble, NASA Explanation: If our Sun were part of …