投稿

ラベル(star brightness scale)が付いた投稿を表示しています

[新しいコレクション] Star Brightness Chart 203730-Star Brightness Chart

イメージ
The Sun S Evolution ‎*** Star Chart is now FREE!We measure the brightness of these stars using the magnitude scale The magnitude scale seems a little backwards The lower the number, the brighter the object is; Star brightness chart