英仙流星雨大爆发
2021年9月24日 Perseid Outburst at Westmeath Lookout Image Credit & Copyright: Pierre Martin Explanation: This year an outburst of Perseid meteors surprised skywatchers. The reliable meteor shower’s peak was predicted for the night of August 12/13. But persistent visual observers in North America were deluged with a startling Perseid shower outburst a...