加拿大北部上空的极光
2022年10月9日 Auroras over Northern Canada Image Credit & Copyright: Kwon, O Chul (TWAN) Explanation: Gusting solar winds and blasts of charged particles from the Sun resulted in several rewarding nights of auroras back in 2014 December, near the peak of the last 11-year solar cycle. The featured image captured dramatic auroras stretching across a sky near...