안녕하세요 오늘은 NASA에서 어떤 우주의 모습을 비춰줄까요?
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이 사진의 제목은 The Horsehead and Flame Nebulas 입니다. NASA에서 공식적으로 제공한 설명을 보시죠.
The Horsehead Nebula is one of the most famous nebulae on the sky. It is visible as the dark indentation to the orange emission nebula at the far right of the featured picture. The horse-head feature is dark because it is really an opaque dust cloud that lies in front of the bright emission nebula. Like clouds in Earth's atmosphere, this cosmic cloud has assumed a recognizable shape by chance. After many thousands of years, the internal motions of the cloud will surely alter its appearance. The emission nebula's orange color is caused by electrons recombining with protons to form hydrogen atoms. Toward the lower left of the image is the Flame Nebula, an orange-tinged nebula that also contains intricate filaments of dark dust. Two prominent reflection nebulas are visible: round IC 432 on the far left, and blue NGC 2023 just to the lower left of the Horsehead nebula. Each glows primarily by reflecting the light of their central star. Discovery + Outreach: Graduate student research position open for APOD
오늘도 광활한 우주 앞에 인간이 얼마나 작은 존재인지 깨닫게 되네요.
저는 내일도 더 좋은 사진과 함께 돌아오겠습니다, 행복한 지구여행 되세요!
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