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Nuclear Electric Propulsion

All articles tagged with #nuclear electric propulsion

technology18 days ago•11 min saved

Tiny Thrust, Endless Reach: Nuclear-Electric Propulsion Could Redefine Deep-Space Cargo

Ion engines push only millinewtons of thrust but offer very high exhaust velocity; when powered by a space‑rated nuclear reactor as in SR-1 Freedom, they can provide continuous thrust for years, enabling reusable cargo tugs and dramatically higher payloads to Mars and beyond. This shifts the deep-space economics from lifting propellant mass to generating reliable electrical power, reshaping mission design, supply chains, and the industries around reactor technology. If proven, outer-planet science and Mars logistics could become orders of magnitude cheaper; if not, chemical propulsion remains the fallback.

via Space Daily|

#deep-space-logistics #hall-thrusters #ion-propulsion

technology29 days ago•5 min saved

NASA Demonstrates High-Power Lithium Electric Thruster for Mars-Mmission Ambitions

NASA’s Jet Propulsion Laboratory successfully tested a lithium-fed magnetoplasmadynamic thruster in February 2026, achieving up to 120 kilowatts—over 25 times the power of the Psyche mission’s thrusters and the highest power for U.S. electric propulsion tests. The data from this milestone will guide scaling toward megawatt-class systems, which could power future nuclear-electric propulsion for crewed Mars missions and require multiple thrusters with robust heat tolerance for long-duration operation (potentially 2–4 MW total).

via NASA Jet Propulsion Laboratory (JPL) (.gov)|

#electric-propulsion #lithium-fed-mpd-thruster #mars-mission

science2 months ago•37 min saved

NASA gears up for 2028 Mars mission with nuclear-powered Skyfall helicopters

NASA announced the Skyfall mission to Mars for a December 2028 launch aboard Space Reactor-1 Freedom, a nuclear-powered interplanetary spacecraft. The plan calls for three small helicopters to scout landing sites and map subsurface ice using cameras and ground-penetrating radar, helping pave the way for future human exploration while establishing flight heritage for nuclear propulsion and laying groundwork for regulatory and launch precedents.

via Yahoo|

#mars #nasa #nuclear-electric-propulsion

space2 months ago•3 min saved

NASA bets on nuclear-electric power for a 2028 Mars mission

NASA Administrator Jared Isaacman and agency leaders announced Space Reactor-1 Freedom, a nuclear-electric propulsion mission to Mars set for December 2028 that repurposes the Lunar Gateway’s Power and Propulsion Element (PPE) to run xenon ion thrusters and carry three Ingenuity-class helicopters for surface scouting. The spacecraft will host a 20+ kilowatt fission reactor with a closed Brayton power cycle, using solar panels to supply electricity when the reactor is off. The mission aims to demonstrate Nuclear Electric Propulsion as a pathfinder for high‑power, long‑duration journeys and to inform future missions, with readiness milestones in 2027–2028 and a plan to arrive near Mars about a year after launch; it could spawn further concept missions like Lunar Reactor-1 and invite commercial partners and student payloads.

via NASASpaceFlight.com -|

#ingenuity-class-helicopters #mars-mission #nuclear-electric-propulsion