Cosmic Journeys
Season 1 • Episode 15: Is the Universe Infinite? • Watch with subtitles
Episode 15: Is the Universe Infinite?
November 23, 2010 • 24 min
Explore the biggest question of all. How far do the stars stretch out into space? And what's beyond them? In modern times, we built giant telescopes that have allowed us to cast our gaze deep into the universe. Astronomers have been able to look back to near the time of its birth. They've reconstructed the course of cosmic history in astonishing detail.
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