Binary and Multiple Stars: Crash Course Astronomy #34
0
0
1,634 ビュー·
10/24/23
の
生活
Double stars are stars that appear to be near each other in the sky, but if they’re gravitationally bound together we call them binary stars. Many stars are actually part of binary or multiple...
もっと見せる
0 コメント
sort 並び替え
