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发帖数: 298 | 1 By Richard Tresch Fienberg
July 24, 2002 | The current solar-activity cycle peaked in May 2000, but
someone apparently forgot to tell the Sun. As one giant sunspot complex
prepares to rotate off our star's face, another has already swung into view.
Both are currently visible to the unaided eye and are nothing short of
spectacular in a telescope — provided you use safe solar filters, of course.
Last week Sunwatchers kept an eye on the active region designated 10030 by
the U.S. National Oceanic an |
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