Can we explain how Superman can fly, or at least jump really high, using science? Professor Kipping explains the limits of how high an alien like Superman could jump on the Earth, using what we know about exoplanets to date. If you like these slightly different types of videos from our channel, let us know! ::More about this Video:: ► Rogers (2015), "Most 1.6 Earth-Radius Planets are not Rocky": http://arxiv.org/abs/1407.4457 ► Zeng & Sasselov (2015), "Mass-Radius Relation for Rocky Planets based on PREM": http://arxiv.org/abs/1512.08827 ► Militzer et al. (2008), "A Massive Core in Jupiter Predicted From First-Principles Simulations": http://arxiv.org/abs/0807.4264 ► Outro music by Taylor Davis: https://www.youtube.com/watch?v=dl9kI1yQKZk ::Playlists For Channel:: Latest Cool Worlds Videos ► http://bit.ly/NewCoolWorlds Cool Worlds Research ► http://bit.ly/CoolWorldsResearch Guest Videos ► http://bit.ly/CoolWorldsGuests Q&A Videos ► http://bit.ly/CoolWorldsQA Science of TV/Film ► http://bit.ly/ScienceMovies ::Follow us:: SUBSCRIBE to the channel http://bit.ly/CoolWorldsSubscribe Cool Worlds Lab http://coolworlds.astro.columbia.edu Twitter https://twitter.com/david_kipping Instagram https://www.instagram.com/cool.worlds THANKS FOR WATCHING!!