Monday, August 20, 2018

Aug 20 - Size of Sun and Stars

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Video: Compare size of sun and stars
Here's a 2-minute video, a favorite of the EarthSky community, comparing the size of Earth, our sun and other stars.
Earth's ingredients 'pretty normal,' say astronomers
Astronomers have discovered that the basic building blocks of some planetary systems are very similar to Earth's elements, helpful information in the search for truly Earth-like planets in other solar systems.
Do you see a dragon in these clouds?
Seeing a dragon in a patch of clouds, or a face in the moon, is an example of what's called pareidolia.
Next few evenings … Moon, Saturn, Mars
Saturn is considered a bright planet, but it's the faintest of them. Maybe the moon can help you spot it on August 20 or 21. As for Mars, it's still bright! Don't miss it.

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Hummer on pink
Here's what Ken Christison said about his hummingbird photo: “I spent an hour and a half trying to get a hummer centered on a pink background while working on a lantana blossom. I just can't seem to get them trained right!”
Next few evenings … Moon, Saturn, Mars 
If you see these objects in a dark sky, you'll find the Milky Way serving as a backdrop for Saturn.
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