[ annealing : 단련 중 ] [ annealing : 단련 중 ]

타임랩스 영상으로 보시려면, 아래 이미지 클릭하여 나사 홈페이지에서 볼 수 있습니다.Explanation: Over a thousand meteors flash through the night in this intriguing timelapse video. Starting in April 2019 the individual video frames were selected from 372 relatively clear nights of imaging from an automated wide-field observatory in rural New South Wales Australia. Arranged by local sidereal time, a timekeeping system that uses the ..