http://localhost:3000 monthly 1 http://localhost:3000/solar-system monthly 0.9 http://localhost:3000/sun monthly 0.9 http://localhost:3000/moon monthly 0.9 http://localhost:3000/stars monthly 0.9 http://localhost:3000/black-holes monthly 0.9 http://localhost:3000/galaxies monthly 0.9 http://localhost:3000/missions monthly 0.9 http://localhost:3000/timeline monthly 0.9 http://localhost:3000/space-events weekly 0.9 http://localhost:3000/exoplanets monthly 0.9 http://localhost:3000/observatory monthly 0.9 http://localhost:3000/learn monthly 0.8 http://localhost:3000/planets/mercury monthly 0.8 http://localhost:3000/planets/venus monthly 0.8 http://localhost:3000/planets/earth monthly 0.8 http://localhost:3000/planets/mars monthly 0.8 http://localhost:3000/planets/jupiter monthly 0.8 http://localhost:3000/planets/saturn monthly 0.8 http://localhost:3000/planets/uranus monthly 0.8 http://localhost:3000/planets/neptune monthly 0.8