Interface Planet

interface Planet {
    argOfPeriapsis: number | null;
    atmosphereComposition: AtmosphereComposition | null;
    atmosphereType: string | null;
    axialTilt: number | null;
    belts?: Asteroids[];
    bodyId: number | null;
    discovery?: { commander: string; date: string };
    distanceToArrival: number;
    earthMasses: number;
    gravity: number;
    id: number;
    id64: Id64 | null;
    isLandable: boolean;
    materials?: Materials;
    name: string;
    orbitalEccentricity: number | null;
    orbitalInclination: number | null;
    orbitalPeriod: number | null;
    parents:
        | ({ Star: number } | { Planet: number } | { Null: number })[]
        | null;
    radius: number;
    reserveLevel?: string | null;
    rings?: Asteroids[];
    rotationalPeriod: number | null;
    rotationalPeriodTidallyLocked: boolean;
    semiMajorAxis: number | null;
    solidComposition: SolidComposition | null;
    subType: string;
    surfacePressure: number | null;
    surfaceTemperature: number;
    systemId: number;
    systemId64: Id64;
    systemName: string;
    terraformingState: string | null;
    type: "Planet";
    updateTime: string;
    volcanismType: string | null;
}