While custom star systems are supported by ISAAC, there is currently no way to run them without obtaining the source code, hosting it on a server, and changing the startISAAC function in isaac_simulation.js.
Proper UI support for this would enhance ISAAC's usability.
Backend support added in 496b21efe04eda7f309e0411c3cee63ecbb382d1. Simulation and graphics can now be reinitialised by calling ISAAC.Simulation.init() with a set of JSON specifications.
While custom star systems are supported by ISAAC, there is currently no way to run them without obtaining the source code, hosting it on a server, and changing the
startISAAC
function inisaac_simulation.js
.Proper UI support for this would enhance ISAAC's usability.