Earthlike Planet, Gliese 581 (Gliza) a habitable zone?Gliese 581 star system Show : Journey to the Edge of the Universe | National Geographic Channel narrator: Sean Pertwee
Star Size Comparison 1 (HD)
There are several videos circulating showing a comparison of the largest stars. I like these kind of things, and I wanted to try one myself. Probably because I also watched "Cosmos" by Carl Sagan as a kid. Actually my first Youtube upload. Hope you like it... morn1415 Social Media: https://www.patreon.com/morn1415 https://twitter.com/morn1415 https://www.facebook.com/morn1415/ https://www.insta
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宇宙-星の大きさ比較
