pub const OBERON_MASS: f64 = 3.014e21;
pub const OBERON_RADIUS_M: f64 = 761_400.0;
pub const URANUS_MASS: f64 = 8.6810e25;
pub const URANUS_RADIUS_M: f64 = 25_362_000.0;
pub const URANUS_OBERON_DISTANCE_M: f64 = 583_520_000.0;
pub const SIDEREAL_ORBIT_PERIOD_S: f64 = 13.463 * 86_400.0;
pub const SYNODIC_PERIOD_S: f64 = 13.47 * 86_400.0;
pub const SURFACE_GRAVITY_M_S2: f64 = 0.346;
pub const ESCAPE_VELOCITY_M_S: f64 = 726.0;
pub const GEOMETRIC_ALBEDO: f64 = 0.23;
pub const SOLAR_CONSTANT_AT_OBERON_W_M2: f64 = 3.7;
pub const H24_RUNTIME_HOURS: u64 = 24;
pub const OBERON_DAY_HOURS: f64 = 323.1;
pub const MIN_SURFACE_TEMP_K: f64 = 60.0;
pub const MAX_SURFACE_TEMP_K: f64 = 90.0;
pub const COSMIC_RAY_DOSE_MSV_DAY: f64 = 0.5;
pub mod environment;
pub mod exosphere;
pub mod geodata;
pub mod geology;
pub mod interactions;
pub mod lighting;
pub mod missions;
pub mod observation;
pub mod physics;
pub mod rendering;
pub mod resources;
pub mod surface;
pub mod temporal;
pub mod terrain;