The Dark of the Sun

  Sep 14, 2011 Dark mode plasma phenomena exist on the Sun. The image at the top of the page is the most detailed ever taken of the Sun’s chromosphere. The smallest features are 130 kilometers in size. Each spicule is about 480 kilometers in diameter, with a length of …

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Essential Guide to the EU – Chapter 1
Distances in Space

1.1  Distances to Stars When we look up into the night sky and see all the stars, many of which are suns similar to our own, they look fairly close together. But they’re not really close at all. The extent of space between them is huge. Distance is an important …

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