How Many Stars Are There?
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Counting stars from the shore of the cosmic ocean…
Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart
↓ More info and sources below ↓
LIKE THE SHIRT I'M WEARING? It's glow in the dark! You can get it here (along with space undies and other good stuff): https://www.etsy.com/shop/makeitgoodpdx
How many stars are there in the universe? Are there more stars out there than grains of sand on Earth? Thanks to advanced space telescopes, we’ve been able to peer farther into deep time and the distant universe than we ever thought possible, and we might finally be able to answer these mind-boggling questions.
Every star visible from Earth (naked eye): http://en.wikipedia.org/wiki/Bright_Star_Catalogue
Number of stars in the universe (estimated): http://www.universetoday.com/102630/how-many-stars-are-there-in-the-universe/
Hubble gigapixel image of Andromeda: http://www.spacetelescope.org/images/heic1502a/
Hubble eXtreme Deep Field: http://xdf.ucolick.org/
How big is the sky? http://www.badastronomy.com/bitesize/bigsky.html
How much sand is there on Earth? http://www.hawaii.edu/suremath/jsand.html
What would the cosmic sandbox look like? https://what-if.xkcd.com/83/
Carl Sagan’s Cosmos: “The Shore of the Cosmic Ocean”: https://www.youtube.com/watch?v=Pa1ImgOcOPM
Have an idea for an episode or an amazing science question you want answered? Leave a comment below!
Follow on Twitter: http://twitter.com/okaytobesmart
http://twitter.com/jtotheizzoe
Follow on Tumblr: http://www.itsokaytobesmart.com
Follow on Instagram: http://instagram.com/jtotheizzoe
-----------------
It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D.
Follow me on Twitter: @jtotheizzoe
Email me: itsokaytobesmart AT gmail DOT com
Facebook: http://www.facebook.com/itsokaytobesmart
Google+ https://plus.google.com/+itsokaytobesmart
For more awesome science, check out: http://www.itsokaytobesmart.com
Produced by PBS Digital Studios: http://www.youtube.com/user/pbsdigitalstudios
Joe Hanson - Creator/Host/Writer
Joe Nicolosi - Director
Amanda Fox - Producer, Spotzen Inc.
Kate Eads - Associate Producer
Andrew Matthews - Editing/Motion Graphics/Animation
Katie Graham - Director of Photography
John Knudsen - Gaffer
Dalton Allen - Post-Production Intern
Theme music:
“Ouroboros” by Kevin MacLeod
Other music via APM
Stock images from Shutterstock
-----------------
Last week’s video:
What Color IsThe Universe https://www.youtube.com/watch?v=ibVofIHq71s
More videos:
Why Does February Have 28 Days? https://www.youtube.com/watch?v=AgKaHTh-_Gs
Why Vaccines Work https://www.youtube.com/watch?v=3aNhzLUL2ys
Why Are Some People Left-Handed? https://www.youtube.com/watch?v=NPvMUpcxPSA
Where Doesthe Smell of Rain Come From? https://www.youtube.com/watch?v=lGcE5x8s0B8
Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart
↓ More info and sources below ↓
LIKE THE SHIRT I'M WEARING? It's glow in the dark! You can get it here (along with space undies and other good stuff): https://www.etsy.com/shop/makeitgoodpdx
How many stars are there in the universe? Are there more stars out there than grains of sand on Earth? Thanks to advanced space telescopes, we’ve been able to peer farther into deep time and the distant universe than we ever thought possible, and we might finally be able to answer these mind-boggling questions.
Every star visible from Earth (naked eye): http://en.wikipedia.org/wiki/Bright_Star_Catalogue
Number of stars in the universe (estimated): http://www.universetoday.com/102630/how-many-stars-are-there-in-the-universe/
Hubble gigapixel image of Andromeda: http://www.spacetelescope.org/images/heic1502a/
Hubble eXtreme Deep Field: http://xdf.ucolick.org/
How big is the sky? http://www.badastronomy.com/bitesize/bigsky.html
How much sand is there on Earth? http://www.hawaii.edu/suremath/jsand.html
What would the cosmic sandbox look like? https://what-if.xkcd.com/83/
Carl Sagan’s Cosmos: “The Shore of the Cosmic Ocean”: https://www.youtube.com/watch?v=Pa1ImgOcOPM
Have an idea for an episode or an amazing science question you want answered? Leave a comment below!
Follow on Twitter: http://twitter.com/okaytobesmart
http://twitter.com/jtotheizzoe
Follow on Tumblr: http://www.itsokaytobesmart.com
Follow on Instagram: http://instagram.com/jtotheizzoe
-----------------
It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D.
Follow me on Twitter: @jtotheizzoe
Email me: itsokaytobesmart AT gmail DOT com
Facebook: http://www.facebook.com/itsokaytobesmart
Google+ https://plus.google.com/+itsokaytobesmart
For more awesome science, check out: http://www.itsokaytobesmart.com
Produced by PBS Digital Studios: http://www.youtube.com/user/pbsdigitalstudios
Joe Hanson - Creator/Host/Writer
Joe Nicolosi - Director
Amanda Fox - Producer, Spotzen Inc.
Kate Eads - Associate Producer
Andrew Matthews - Editing/Motion Graphics/Animation
Katie Graham - Director of Photography
John Knudsen - Gaffer
Dalton Allen - Post-Production Intern
Theme music:
“Ouroboros” by Kevin MacLeod
Other music via APM
Stock images from Shutterstock
-----------------
Last week’s video:
What Color IsThe Universe https://www.youtube.com/watch?v=ibVofIHq71s
More videos:
Why Does February Have 28 Days? https://www.youtube.com/watch?v=AgKaHTh-_Gs
Why Vaccines Work https://www.youtube.com/watch?v=3aNhzLUL2ys
Why Are Some People Left-Handed? https://www.youtube.com/watch?v=NPvMUpcxPSA
Where Doesthe Smell of Rain Come From? https://www.youtube.com/watch?v=lGcE5x8s0B8
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