The Powder Toy

NEREUS MK1 Fusion Drive by XBlueBeam

XBlueBeam
XBlueBeam
99 / 0
14th Sep 2025
6th January
NEREUS MK1 is a preheat-breeder cycle semi-destroyable fusion drive. It runs on only water, and can function in reactor-only mode. Water is used as fuel as well as reaction mass - exhaust is composed of superheated steam and fusion waste products.
ship spaceship fusion reactor rocket engine nuclear star thruster

Comments

  • XBlueBeam
    XBlueBeam     16th Sep 2025
    fixed an instance where reactor waste exhaust didnt show up on diagram with alt exhaust toggled on
  • XBlueBeam
    XBlueBeam     15th Sep 2025
    click it again for temporary fix. will look into it
  • MultipleParticle
    MultipleParticle     15th Sep 2025
    sometimes reaction mass doesnt disable
  • MultipleParticle
    MultipleParticle     15th Sep 2025
    bit overcomplicated for a fusion gun /j
  • netherpro
    netherpro     15th Sep 2025
    I like those water injection WEP +1
  • XBlueBeam
    XBlueBeam     15th Sep 2025
    Thank you all! please tell if you experience any issues
  • SiIent
    SiIent     15th Sep 2025
    the diagram is the best
  • wave04
    wave04     15th Sep 2025
    remarkable contraption! extremely fun. +1
  • dylantyler
    dylantyler     15th Sep 2025
    I am genuinely impressed with this great job plus one
  • cindypasi
    cindypasi     14th Sep 2025
    you are turely a great creator