New: Mars In 4K - YouTube
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NASA | Magnificent Eruption in Full HD - YouTube
On August 31, 2012 a long filament of solar material that had been hovering in the sun's atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The coronal mass ejection, or CME, traveled away from the sun at over 900 miles per second. ...
Posted by Arne to Arne's bookmarks (2020-07-22 19:10)