{
  "id": "mars",
  "name": "Mars",
  "type": "Terrestrial planet",
  "order_from_sun": 4,
  "mass_earths": 0.107,
  "radius_km": 3390,
  "moons": 2,
  "orbital_period_days": 687.0,
  "day_length_hours": 24.7,
  "mean_temp_c": -65,
  "has_rings": false,
  "url": "https://gratisapi.com/api/planets/mars"
}