NASA’s Dim View of Stars NASA による星空の薄暗い眺め by Wal Thornhill | December 22, 2008 2:45 pm “..astronomers can tell the temperature of the central regions of the Sun and of many other stars within a few percentage points and be quite sure about the figures they quote.” 「...天文学者達は、太陽や他の多くの恒星の中心領域の温度を数パーセン…