While "34.1.1" might appear to be from 2021 based on your search, it is actually a crucial maintenance version preserved for modern compatibility. It serves as the final stable release for several legacy technologies and platforms:
for the v34.1.1 update if you'd like to see exactly what changed. Would you like to know the minimum PC specs for the 2021 build? Showcasing All My Custom Objects 2021 #2 Universe Sandbox 03-May-2021 —
Universe Sandbox 2 v3411 (2021) focused on making the simulator more stable and accurate, while polishing the user experience. It remains a powerful tool for both casual experimentation and educational demonstrations of astrophysical concepts. Users who want realistic, long-term integrations should take advantage of the improved integrator and heed precision tips when running extreme scenarios.