mars.py

# -*- coding:utf-8 -*-
# title           :火星
# description     :火星
# author          :Python超人
# date            :2023-02-11
# link            :https://gitcode.net/pythoncr/
# python_version  :3.8
# ==============================================================================
from bodies.body import Body, AU


class Mars(Body):
    """
    火星
    ------------------------
      转轴倾角: 25.19°
      自转周期: 24.62 小时，自转角速度约为 14.6223 度/小时 = 360/(24.62)
    远日点距离: 1.666 天文单位
    近日点距离: 1.382 天文单位
      逃逸速度: 5.027 km/s
    　公转速度: 24.13 km/s
    　天体质量: 6.4171✕10²³
    　平均密度: 3.9335 g/cm³ -> 3.9335✕10³ kg/m³
    """
    def __init__(self, name="火星", mass=6.4171e23,
                 init_position=[1.5 * AU, 0, 0],
                 init_velocity=[0, 24.13, 0],
                 texture="mars.jpg", size_scale=1.0, distance_scale=1.0,
                 rotation_speed=14.6223, ignore_mass=False, trail_color=None):
        params = {
            "name": name,
            "mass": mass,
            "init_position": init_position,
            "init_velocity": init_velocity,
            "density": 3.9335e3,
            "color": (213, 97, 59),
            "texture": texture,
            "size_scale": size_scale,
            "distance_scale": distance_scale,
            "rotation_speed": rotation_speed,
            "ignore_mass": ignore_mass,
            "trail_color": trail_color
        }
        super().__init__(**params)


if __name__ == '__main__':
    mars = Mars()
    print(mars)