How Do We Know What Stars Are Made Of?

Thank you to Target for supporting PBS. You can learn more at Share your story today: Pin-pricks in the celestial sphere, through which shines the light of heaven? Or gods and heroes looking down from their constellations? Or lights kindled above middle earth by Varda Elbereth and brightened with the dew of the trees of Valinor? Science has long pondered the mysteries of the stars. This is how we finally figured them out. Hosted by Matt O'Dowd Written by Matt O'Dowd Graphics by Leonardo Scholzer, Yago Ballarini, & Pedro Osinski Directed by: Andrew Kornhaber Camera Operator: Setare Gholipour Executive Producers: Eric Brown & Andrew Kornhaber End Credits Music by J.R.S. Schattenberg: Big Bang Supporters Robert Doxtator Ahmad Jodeh Caed Aldwych Radu Negulescu Alexander Tamas Morgan Hough Juan Benet Fabrice Eap Mark Rosenthal David Nicklas Quasar Supporters Alec S-L Christina Oegren Mark Heising Vinnie Falco Hypernova william bryan Drew Hart Justin Jermyn Jason Finn Антон Кочков Julian Tyacke Syed Ansar John R. Slavik Mathew Danton Spivey Donal Botkin John Pollock Edmund Fokschaner Joseph Salomone Hank S Matthew O'Connor chuck zegar Jordan Young John Hofmann Timothy McCulloch Gamma Ray Burst Michael Barton Christopher Barron James Ramsey Mr T Andrew Mann Jeremiah Johnson fieldsa eleanory Cody Lubinsky Peter Mertz Kevin O'Connell Bryan Dawley Richard Deighton Isaac Suttell Devon Rosenthal Oliver Flanagan Dawn M Fink Bleys Goodson Darryl J Lyle Robert Walter jechamt Bruce B Ismael Montecel M D Mark Daniel Cohen Andrew Richmond Simon Oliphant Mirik Gogri David Hughes Aria Ahmad Brandon Lattin Yannick Weyns Nickolas Andrew Freeman Protius Protius Brian Blanchard Shane Calimlim Tybie Fitzhugh Patrick Sutton Robert Ilardi Eric Kiebler Tatiana Vorovchenko Craig Stonaha Michael Conroy Graydon Goss Frederic Simon Greg Smith Sean Warniaha Tonyface John Robinson A G Kevin Lee Adrian Hatch Yurii Konovaliuk John Funai Cass Costello Geoffrey Short Bradley Jenkins Kyle Hofer Tim Stephani Luaan AlecZero Malte Ubl Nick Virtue Scott Gossett David Bethala Dan Warren John Griffith Daniel Lyons Josh Thomas DFaulk Kevin Warne Andreas Nautsch Brandon labonte Lucas Morgan