親子觀星會

討論區 => 天文新知 => 主題作者是: peter 於 2018-09-21 13:15:59

主題: Matter falling into a black hole at 30 percent of the speed of light
作者: peter 於 2018-09-21 13:15:59

Matter falling into a black hole at 30 percent of the speed of light
https://www.sciencedaily.com/releases/2018/09/180920115537.htm