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jgchaos

HN member
Joined
Sat, Nov 15, 2025, 1:57 AM UTC
HN karma
91
Public activity
14 items

About jgchaos

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Recent public activity

  1. comment
    Comment #45984264

    I just added that option. It wasn’t there when you initially looked :). Are you using one of the 3D presets/random config or are you using a 2D preset? I'll order a set of glasses …

  2. comment
    Comment #45983972

    I do not currently have a set of those glasses so I can't test it, but three.js has this and it's pretty easy to add. There should be an "Anaglyph 3D" checkbox at the bottom of the…

  3. comment
    Comment #45983153

    Yeah, I used Claude Code, definitely started as a vibe-coded thing. First pass was just basic physics + Three.js rendering. But once I saw it working, I spent some more time on bet…

  4. comment
    Comment #45983041

    This is cool thanks for sharing. I hadn't seen this.

  5. comment
    Comment #45982988

    Yes, the softening factor keeps the forces from getting too big when bodies get close together. Better for the visualization but not very accurate to leave it in.

  6. comment
    Comment #45982848

    I'm using https://threejs.org/docs/#Line2 which does support variable thickness - you can change this via the Trail Thickness slider. I think older versions did have some issues wi…

  7. comment
    Comment #45982446

    This should be fixed!

  8. comment
    Comment #45975797

    It might be fun to add some kind of visualization showing when a body has enough energy to potentially escape the system.

  9. comment
    Comment #45975767

    Thank you! Your 2D version is great, I love seeing how different people approach this stuff. As for integrators, I currently only have Velocity Verlet and RK4 (can change in the ad…

  10. comment
    Comment #45975698

    The link points to one of the stable solutions, and there are actually quite a few of those. The problem is that there’s no general closed form that tells us exactly where the bodi…

  11. comment
    Comment #45975363

    Thanks so much, really appreciate it! I’ve been focusing the presets on stable or interesting solutions that aren’t tied to real systems, but adding a few real examples like Alpha …

  12. comment
    Comment #45975309

    Thanks! The Three-Body series definitely helped spark the idea, and the URL is a little nod to the books. I also took some simulation classes back in college, so the math and physi…

  13. story
    Show HN: Browser-based interactive 3D Three-Body problem simulator

    Features include: - Several preset periodic orbits: the classic Figure-8, plus newly discovered 3D solutions from Li and Liao's recent database of 10,000+ orbits (https://arxiv.org…

  14. story