Ask A Spaceman: The Science of Apollo | Video Show

It's been 50 years since astronauts first walked on the moon during NASA's historic Apollo 11 mission, yet the feat still resonates as one of the most pivotal milestones in human history. But how did Apollo work at all?

Astrophysicist Paul Sutter of "Ask a Spaceman" has the answers. In our "Science of Apollo" series, Sutter breaks down what we know about the moon, the physics behind the Apollo voyages to the moon and exactly how mighty the mighty Saturn V moon rocket actually was. 

Check out the first four episodes here to celebrate the Apollo 11 moon landing. Two more episodes will follow next week!

Episode Guide

Episode 1: How Did the Moon Form?

Episode 2: NASA's Mighty Saturn V Rocket Explained

Episode 3: Getting to the Moon and Back!

Episode 4: Beware, the Vacuum of Space

Episode 5: The Spacesuits of Apollo

Episode 6: Moon Rocks Rock!

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Tariq Malik

Tariq is the Editor-in-Chief of and joined the team in 2001, first as an intern and staff writer, and later as an editor. He covers human spaceflight, exploration and space science, as well as skywatching and entertainment. He became's Managing Editor in 2009 and Editor-in-Chief in 2019. Before joining, Tariq was a staff reporter for The Los Angeles Times covering education and city beats in La Habra, Fullerton and Huntington Beach. In October 2022, Tariq received the Harry Kolcum Award for excellence in space reporting from the National Space Club Florida Committee. He is also an Eagle Scout (yes, he has the Space Exploration merit badge) and went to Space Camp four times as a kid and a fifth time as an adult. He has journalism degrees from the University of Southern California and New York University. You can find Tariq at and as the co-host to the This Week In Space podcast with space historian Rod Pyle on the TWiT network. To see his latest project, you can follow Tariq on Twitter @tariqjmalik.