Featured Videos for The Week of July 21, 2014
To feed your desire to learn something new every day, we've carefully curated a collection of fascinating videos for you to discover throughout the week. Curious about the possibility of alien life, the Rosetta Stone, the size of the sun and more? Start exploring.
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Key Facts In This Video
Compared to the rest of the stars in the Universe, our sun is relatively average in size. (0:13)
The H-R diagram is crucial in Astronomy for stellar comparisons. (0:19)
Our sun is a G2 star. (1:33)