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发帖数: 1994 | 1 The Sun's Surface in 3D
Credit: G. Scharmer (ISP, RSAS) et al., Lockheed-Martin Solar & Astrophysics Lab.
Explanation: How smooth is the Sun? The new Swedish 1-m Solar Telescope, deployed in
the Canary Islands only last year, allows imaging of objects less than 100-km across on the
Sun's surface. When pointed toward the Sun's edge, surface objects now begin to block each
other, indicating true three-dimensional information. Close inspection of the image reveals
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