Spaceplanes long seemed like the logical next step for getting into orbit after the Space Shuttle, but have seemingly fallen to the wayside in recent years in favor of reusable rockets. But the future may see a return of spaceplanes, and we'll look at some of the more promising designs like Skylon. Get a free month of Curiosity Stream: http://curiositystream.com/isaacarthur Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Listen or Download the audio of this episode from Soundcloud: Episode's Audio-only version: https://soundcloud.com/isaac-arthur-148927746/spaceplanes- Episode's Narration-only version: https://soundcloud.com/isaac-arthur-148927746/spaceplanes-narration-only Credits Upward Bound: Spaceplanes Episode 188, Season 5 E22 Written by: Isaac Arthur Editors: Evan Schultheis Keith Blockus Mark Warburton Matthew Acker S. Kopperud Olly Epsom Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier Graphics by: Kris Holland (Mafic Studios) www.maficstudios.com Jeremy Jozwik https://www.artstation.com/zeuxis_of_losdiajana Katie Byrne Sam McNamara Sergio Botero https://www.artstation.com/sboterod?fref=gc Produced & Narrated by: Isaac Arthur Music Manager: Luca DeRosa - lucaderosa2@live.com Music: Sergey Cheremisinov, "Sirius" https://www.s-cheremisinov.com Evan King, "Enchiridion" https://evanking.bandcamp.com/ Miguel Johnson, "Caustic Conflict" https://soundcloud.com/migueljohnsonmjmusic Aerium, "The Darwin project" https://www.youtube.com/channel/UCRnUJY3l5vIJFGsY3XvW4dQ