There is no planet which has a natural planet.
Saturn
Railways do not have satellites, natural or otherwise
Ganymede and Callisto are natural satellites of the planet Jupiter.
Venus is the biggest planet in our solar system that has no known satellites (moons).
The largest natural reservoir in the world is the oceans. Oceans hold around 97% of the Earth's water, making them the largest bodies of water on the planet.
Mercury, Mars and Pluto if you consider Pluto as a planet.
Ganymede, a satellite [of Jupiter] is the largest moon in the solar system. It is actually bigger than Mercury.See related link for more information.
Mercury is the largest terrestrial planet without a moon. It is the smallest of the eight planets in our solar system and does not have any natural satellites orbiting around it.
The moon is the only natural satellite of the Earth and so is the largest.
No. Jupiter is the largest planet in our Solar System. Saturn is the second largest.
The only natural satellite orbiting Earth is the moon.
The earth is the largest planet in our atmosphere. Jupiter is the largest planet in out solar system.