What Methods Could We Actually Use To Reach Another Star System?

The nearest star is forty trillion kilometers away, and the fastest machine we have ever built would need more than seventy thousand years to reach it. So we got creative. From riding a chain of nuclear explosions to folding space itself in half, these are the twelve real methods humanity has dreamed up to cross the dark between the stars — and the unsettling reasons most of them may never carry a single one of us home. Chapters: 00:00 - The Rocket We Already Have 01:47 - The Slingshot 03:28 - The Ion Drive 05:15 - The Sail 07:05 - The Laser 09:05 - The Bomb Ship 11:04 - The Hydrogen Ship 13:00 - Antimatter 14:49 - The Ramjet 16:45 - The Ark 18:51 - The Warp Drive 21:05 - The Door Sources: Chemical Rockets — The Reality Check — https://science.nasa.gov/mission/voya... The Gravity Slingshot (Oberth Maneuver) — https://science.nasa.gov/mission/park... Ion & Plasma Drives — https://www.nasa.gov/image-article/io... Solar Sails — https://www.jaxa.jp/press/2010/07/201... Breakthrough Starshot (Laser-Pushed Lightsails) — https://breakthroughinitiatives.org/i... Nuclear Pulse Propulsion (Project Orion) — https://large.stanford.edu/courses/20... Fusion Rockets (Project Daedalus) — https://www.altpropulsion.com/project... Antimatter Propulsion — https://www.universetoday.com/article... The Bussard Ramjet — https://www.centauri-dreams.org/2012/... Generation & Worldships — https://phys.org/news/2018-06-minimum... The Warp Drive (Alcubierre) — https://arxiv.org/abs/2102.06824 Wormholes — https://www.space.com/20881-wormholes... #interstellartravel #warpdrive