John Blevins
NASA chief engineer for the Space Launch System (SLS), offering technical explanations of the rocket's design, performance, and launch considerations during the episode.
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Mar 31, 2026 • 27min
Artemis II: 2. Rocket man
John Blevins, NASA chief engineer for the SLS, gives technical perspective on the rocket. Kristin Fisher, U.S. space journalist at Kennedy Space Center, reports live on launch preparations. They discuss launch readiness, fueling and cryogenics, ascent dynamics like Max Q and booster separation, engine heritage and why SLS is expendable for now.
