Particle Physics Simulator

Overview
Delve into the captivating realm of Particle Physics Simulator, an interactive n-body gravity sandbox.

Key Features
1. Explore n-body physics simulation with pure gravitational particle interactions.
2. Control gravitational influence with a variable-strength setting.
3. Adjust various elements including particle counts, friction, and collision policy.
4. Experiment with collision options: elastic bounces, mergers, or none.
5. Customization options for particle colors, sizes, and masses.
6. Environmental controls for background color and image.
7. Add friction to physics scenarios for added complexity.
8. Utilize accelerometer support for an enhanced user experience.
9. Assess the effects of repulsive forces on particle movements.
10. Initialize dynamic or static particles within the simulation.
11. Monitor and adjust projectiles with varying dimensions.
12. Available options to enable/disable a centrally-located gravitational anomaly (black hole).
13. Panning and zooming capabilities within a vast, adjustable simulation region.
14. Manage particle trails for visual clarity and performance issues.
15. Real-time modification of the simulation's velocity for faster or slower play-throughs.
16. Alternative simulation methods: detailed Particle-Particle and faster Particle-Mesh systems.
17. An optional visual grid representing particle density in the Particle-Mesh method.

Interesting Gameplay
1. Begin by orchestrating initial conditions, establishing the playground for gravitational experiments.
2. Direct real-time interference tactics to manipulate the ensuing celestial dance.
3. Demarcate regions with walls to examine particle deflections.
4. Marry scientific scrutiny with play — toggle the sheer magnitude of physics through various configurations, altering the behavior of matter and the essence of reality itself.
5. Address your queries and original ideas for enhancement – or report mystical bugs – to become a co-author in the perpetual expansion of this cosmic simulation saga.