Do Any Stars NOT Have Planets?
Astronomers have used a few different methods to detect exoplanets, and improved telescopes are increasing the rate of discovery. But is it possible that any stars DON'T have planets, or are they just an expected feature of stellar formation?
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----------Alexander Wadsworth, Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Patrick Merrithew, Charles Southerland, Fatima Iqbal, Sultan Alkhulaifi, Tim Curwick, Scott Satovsky Jr, Philippe von Bergen, Bella Nash, Chris Peters, Patrick D. Ashmore, Piya Shedden, Charles George
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Sources:
http://www.planetary.org/explore/space-topics/exoplanets/how-to-search-for-exoplanets.html
https://exoplanets.nasa.gov/interactable/11/
https://exoplanetarchive.ipac.caltech.edu/docs/counts_detail.html
https://www.nasa.gov/press-release/nasa-telescope-reveals-largest-batch-of-earth-size-habitable-zone-planets-around
http://www.space.com/30240-alien-planets-exoplanet-search-methods-infographic.html
http://curious.astro.cornell.edu/about-us/77-the-universe/extrasolar-planets/general-questions/323-how-are-planets-detected-around-other-stars-intermediate
https://exoplanets.nasa.gov/the-search-for-life/exoplanets-101/
http://www.space.com/24894-exoplanets-habitable-zone-red-dwarfs.html
http://home.strw.leidenuniv.nl/~keller/Teaching/ADA_2011/ADA_2011_L06_Exoplanets.pdf
https://arxiv.org/abs/1508.01338
http://iopscience.iop.org/article/10.1086/506930/pdf
Images:
https://commons.wikimedia.org/wiki/File:PIA21429_-_Transit_Illustration_of_TRAPPIST-1_(cropped).jpg
https://commons.wikimedia.org/wiki/File:ESO_-_The_Radial_Velocity_Method_(by).jpg
https://commons.wikimedia.org/wiki/File:HD189733b.jpg
Видео Do Any Stars NOT Have Planets? канала SciShow Space
For 10% off Squarespace: http://squarespace.com/scishowspace
Hosted by: Hank Green
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------Alexander Wadsworth, Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Patrick Merrithew, Charles Southerland, Fatima Iqbal, Sultan Alkhulaifi, Tim Curwick, Scott Satovsky Jr, Philippe von Bergen, Bella Nash, Chris Peters, Patrick D. Ashmore, Piya Shedden, Charles George
----------
Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow
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Looking for SciShow elsewhere on the internet?
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Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
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----------
Sources:
http://www.planetary.org/explore/space-topics/exoplanets/how-to-search-for-exoplanets.html
https://exoplanets.nasa.gov/interactable/11/
https://exoplanetarchive.ipac.caltech.edu/docs/counts_detail.html
https://www.nasa.gov/press-release/nasa-telescope-reveals-largest-batch-of-earth-size-habitable-zone-planets-around
http://www.space.com/30240-alien-planets-exoplanet-search-methods-infographic.html
http://curious.astro.cornell.edu/about-us/77-the-universe/extrasolar-planets/general-questions/323-how-are-planets-detected-around-other-stars-intermediate
https://exoplanets.nasa.gov/the-search-for-life/exoplanets-101/
http://www.space.com/24894-exoplanets-habitable-zone-red-dwarfs.html
http://home.strw.leidenuniv.nl/~keller/Teaching/ADA_2011/ADA_2011_L06_Exoplanets.pdf
https://arxiv.org/abs/1508.01338
http://iopscience.iop.org/article/10.1086/506930/pdf
Images:
https://commons.wikimedia.org/wiki/File:PIA21429_-_Transit_Illustration_of_TRAPPIST-1_(cropped).jpg
https://commons.wikimedia.org/wiki/File:ESO_-_The_Radial_Velocity_Method_(by).jpg
https://commons.wikimedia.org/wiki/File:HD189733b.jpg
Видео Do Any Stars NOT Have Planets? канала SciShow Space
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