The Direct Fusion Drive That Might Get Us Past Neptune in ten years
- A direct fusion drive (DFD) might carry 1.5 lots all the method past Neptune.The drive works by superheating propellant and streaming it out to develop thrust.The DFD is the most feasible option for far space travel. Researchers have laid out the wild method humans could take a trip past Neptune in under ten years
— with over 1.5 tons of freight on board. ➡ You believe space is badass. So do we. Let’s nerd out over it together. The secret is an in-the-works direct fusion drive( DFD), which will kick in when the spacecraft reaches orbit and move it at as much as 44 kilometers per second. From there, the spacecraft might perform experiments on Neptune as well as trans-Neptunian items( TNOs ), or outer dwarf planets like Makemake, Eris, and Haumea.The DFD is an atomic power plant being established by Princeton Plasma Physics Lab and Princeton Satellite Systems that utilizes pure deuterium as the fuel to generate both thrust and electrical power for the spacecraft.
In a new paper published to the preprint server arXiv, researchers from the U.S., Italy, and Russia describe how the DFD works:” In this DFD the propellant is first ionized, then it gets in a region with a strong, externally-imposed, magnetic field. Here, the propellant flows around the engine’s core, inside which nuclear combination reaction occurs and its products heat up the propellant. Then, the hot propellant broadens into a magnetic nozzle, producing thrust.” To travel to the external border of the solar system, the DFD engine goes through three stages of propulsion. Stage one is the spiral departure stage, where the craft is introduced from low-Earth orbit and builds up speed in order to exit Earth’s sphere of impact. That’s, of course
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