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Astronomy Picture of Day: Sunspot Metamorphosis
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Astronomy Picture of Day: Sunspot Metamorphosis# Astronomy - 天文
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Sunspot Metamorphosis: From Bottom to Top
Credit: Dutch Open Telescope, Sterrekundig Instituut Utrecht
Explanation: Sunspots -- magnets the size of the Earth -- are normally
seen flat on the Sun. The above digital metamorphosis, however, shows
a sunspot as it appears at increasing heights, effectively in three
dimensions. The above false-colored image sequence of solar active
region AR 10675 was taken in three very specific colors that effectively
isolate different layers above the solar surfac
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