SciShow
How Many Stars Are There? (2013x9)
Date de diffusion: Jan 21, 2013
ERROR IN VIDEO - There are up to 200 BILLION stars in our galaxy...not 200 million.
How many stars are there in the universe? This question leads Hank to a couple other questions - How many stars can we see from Earth? How many stars are there in our galaxy? - but the answer to the original question proves elusive.
- Première: Jan 2012
- Épisodes: 3680
- Abonnés: 2