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: PBS Member Stations rely on viewers like you. To support your local station, go to: 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. Sign Up on Patreon to get access to the Space Time Discord! Check out the Space Time Merch Store Sign up for the mailing list to get episode notifications and hear special announcements! Hosted by Matt O’Dowd Written by Matt O’Dowd Graphics by Le