Answering Questions About Our Flat Universe, If the Milky Stopped Rotating & More

If you crunched the asteroid belt into one object, would it make a planet? Neil deGrasse Tyson and cohost Chuck Nice answer fan questions about the shape of the universe, the origin of matter, the Casimir Force, pizza toppings, and more! What are gluons and gravitons made of? Can a carbon atom orbit a human? Why do aliens always use Earth time in movies? We speculate whether aliens should use Earth time and whether cryopods make sense in relativistic travel.

Courtesy of StarTalk on YouTube. Watch on YouTube ↗

More Space & Cosmos Documentaries

Life Beyond II: The Museum of Alien Life (4K)2020•38m•4K•★9.2Life Beyond: Visions of Alien Life (4K)2024•1h 48m•4K•★9.1Death of the Universe (4K)2019•29m•4K•★9Shouting at Stars: A History of Interstellar Messages2022•32m•HD•★8.8How Telescopes Revealed the Universe2026•52m•HD•★7.7Declassified: Britain's Rocket Powered Jet Built With Nazi Technology2026•50m•HD•★7.7Mission Control (1080p) FULL MOVIE - Documentary, Historical2022•1h 40m•HD•★7.7Black Holes. Explained. For 1.5 Hours.2024•1h 38m•HD•★7.6How Big is the Universe?2023•23m•4K•★8.1How America Won the Space Race2022•1h 24m•HD•★8.0How We Mapped 1 Billion Stars and Other Mysteries of Outer Space2025•3h 57m•HD•★8.0Terrifying Anomalies in the Universe2023•2h 12m•4K•★7.9