# Test Configuration: Sun + Earth (circular orbit) # Earth at 1 AU with circular orbit # Expected orbital period: ~365 days # # Format: name mass(kg) radius(m) x(m) y(m) z(m) parent_index r g b eccentricity semi_major_axis(m) # Sun at origin (index 0) Sun 1.989e30 6.96e8 0 0 0 -1 1.0 1.0 0.0 0 0 # Earth at 1 AU - circular orbit (index 1, parent Sun) Earth 5.972e24 6.371e6 1.496e11 0 0 0 0.0 0.5 1.0 0 1.496e11