mtphyscs_qce-ae_futursm/Ω/trnscnsn_pst/trnshmn_tch-anrch_blk-hole-orbit_intrstlr-trvl/space-propulsn_antimtr-drv+lasr-solr/light-sails-gen-ship_0.7c+
1030 videos • 1,051 views • by taiyc1 antimatter-drive+laser-solar-sail |= solar sail would provide initial thrust, n antimatter engine could then be used for ongoing acceleration n course correction in long-distance, inter-stellar journey like avatar-isv (icf/acmf-drv) + interstellar-avalon (fusion-drv) + star-wars (count-dooku's-solar-sailer) _ pure matter-antimatter annihilation drive ≈ 0.92c+ = Valkyrie engine use antimatter initiate fusion. magnetic coil captures exhaust products, expelling them at 0.2c. then switches over to pure matter-antimatter annihilation. y-valkyrie-eng at front-of-ship= coz while accelerating, Valkyrie uses device combines functions of a particle shield n liquid droplet radiator. Waste heat dumped into liquid droplets cast out in front of ship. As ship accelerates droplets (now cool) effectively fall back into ship, so system is self-recycling. Antimatter-based Project Valkyrie require significant amount of antimatter, estimated at 100 tons of matter n antimatter combined. produce 50 tons of antimatter Valkyrie would require 1.8×10^22J. same amount of energy entire human race currently uses in about 40yrs. hence not realistic _ antimatter-catalyzed fusion/fission reactions (ICF/ACMF) ≈ 0.7c+, require significantly less antimatter than pure matter-antimatter rockets. Orion's Arm explains ACMF uses antiprotons to catalyze fusion/fission process, reducing amount of antimatter needed for propulsion. Specifically, ACMF can reduce mass estimates for interstellar spacecraft from 1 to 1000kgs to as little as 10μg. In ACMF, small amount of antimatter used to initiate fission reaction, which then ignites a larger fusion reaction. ACMF not pure fission or fusion process (like nuclear hydrogen bombs), rather hybrid utilize unique properties of antimatter to facilitate both n doesnt require sustained fusion reactions (tech we dont hv atm= em-density issue) _ Laser Solar Sail for Initial Thrust precise powerful laser beam precisely focused from earth/mercury_lagrange-pts direct energy at solar sail for initial thrust n continuous acceleration. at high speeds use antimatter drive coz sails will break _ Antimatter for Continuous Acceleration Antimatter propulsion offers incredibly high thrust-to-weight ratios, making it ideal for accelerating a spacecraft from a low-gravity point to near-light speeds _ antimatter-required-4-pure-matter-antimatter-annihilation |= 10kg total-antimatter-needed/1g harvested-synthesized a day= 10,000 days= 27 yrs needed 4 antimatter 4 interstellar travel _ antimatter-req-4-acmf |= 10μg produced, enough in a day _ potentially_habitable_exoplanets |= all reachable within 1 lifetime/generation! insane! :O! XP! coz star hopping_ always travel to closest stars, max speed not relevant coz ship is closed system solves antimatter scarcity problem _ travel at 0.92c - 0.7c respectively |= _ Proxima Centauri b= 4.25ly ≈ 4.4 - 6yrs Ross 128 b= 11.0ly ≈ 4.5 - 18yrs GJ 1061 c= 12ly ≈ 5 - 18yrs GJ 1061 d= 12ly ≈ 5 - 18yrs Luyten b= 12.3ly ≈ 13.3 - 18yrs Teegarden's Star b= 12.5ly ≈ 13.5 - 18yrs Teegarden's Star c= 12.5ly ≈ 13.5 - 18yrs Wolf 1061c= 13.8ly ≈ 15 - 20yrs Gliese 1002 b= 15.8ly ≈ 17 - 24yrs Gliese 1002 c= 15.8ly ≈ 17 - 24yrs _ antimatter-needed: Estimates suggest spacecraft traveling at a significant fraction of speed of light, amount of antimatter needed would be in tens of kgs, or even much more, for interstellar travel _ antimatter factory could draw energy from a space-based solar array _ collecting antimatter from space + energy to run antimatter space factories |= today’s antimatter production on order of 1-trillionth of a gram per yr, n prices from high-energy particle accelerators≈ $100 trillion per gram. Build large enough solar-powered array n produce/synthesize order of a gram of antimatter per day. At distance of Earth from Sun at 1AU, Sun delivers over a kW of energy for each m^2 of collector, or a gigawatt (1x10^9 watts) per km^2. collector array of 100kms on a side provide power input of 10 terawatts (1x10^13 watts) enough to run a number of antimatter factories at full power, producing a gram of antimatter a day _ worldbuilding.stackexchange.com/ _ mining naturally sources of antimatter in Solar System |= using plasma magnet create magnetic scoop trap antiparticles occurring in planet’s radiation belt (antiproton belt= Van Allen radiation belt) as they, obeying Lorentz force, bounce back n forth between their mirror points in Northern n Southern hemispheres. _ Earth’s antiproton flux, about collecting 25ng_nanograms per day, with up to 110ng_nanograms stored in central region between coils _ Saturn better source of antimatter than Jupiter, with 250 μg_micrograms produced by reactions in rings n injected into magnetosphere every yr _ centauri-dreams.org/ _ possible-future-antimatter-terraforming |= harvest antimatter from black hole fermi bubbles to terraform future exo-planet around blackhole _ Energy needed to terraform ~10²²–10²³ joules Antimatter needed ~50,000–500,000 tons _ chatgpt