Replay Video We're sorry, there seems to be an issue playing this video. Please refresh the page or try again in a moment. If you continue to have issues, please contact us here. WATCH Loading Video... Future of Space Exploration 01:53 Read More In the perennial Moon vs. Mars debate, why don't we stop to consider a third candidate: an asteroid? From: Space Out Similar Topics: Related Videos Elon Musk Preps for the Future 00:25 Katy Loves Space Exploration 01:29 Crew-1 Dragon Docks with ISS 00:59 NASA's VIPER MIssion 01:37 Space Out | How Giant Stars Die 01:53 The Kuiper Belt 02:29 Celebrating Hubble's Legacy 00:57 That's a Big Black Hole! 01:43 More Videos Hubble's Greatest Moments 05:05 Check out the Crab Nebula 01:04 The 2020 Planetary Primaries 04:13 Space Launch LIVE: Crew Dragon Splashdown! 00:46 Apollo 1 Accident 03:06 Have Aliens Ever Visited Earth 02:55 Apollo 11 Lunar Module 03:12 Moon Landing 01:44 The Mercury Missions 03:30 Apollo: The Forgotten Films 01:47 Rising Earth 03:19 Apollo 11 Launch 03:06 Space Launch LIVE: SpaceX Crew Dragon Undocked and Ready to Return 00:58 Space Launch Live: Splashdown 00:30 How the Universe Works | Journey Through the Cosmos with Mike Rowe 00:29 The Rover's Arrival 00:55 We Recommend Six Planets are Retrograde, What Does that Mean for You? Scientists in China Discover Rare Moon Crystal that Could Power Earth Watch Out! Amateur Astronomer Watches as Jupiter Gets Whacked How to Save Humanity from Extinction Asteroid Ryugu Has Dust Grains Older Than the Sun. How? The Perseid Meteor Shower Reaches its Peak