There are no known satellites of Mercury.
Mercury has no natural satellites.
The planet Mercury has no natural satellites.
No natural satellites of Mercury have been discovered.
Mercury has no natural nor artificial satellites.
Mercury has no satellites.
Mercury has no natural satellites. The only man-made satellite, which crash-landed onto the planet was Messenger.
Mercury and Venus do not have any natural satellites (Moons).
No natural satellites of the planets Mercury or Venus have ever been discovered.
mercury does not have any satellite.
Mercury does not have any known natural satellites or moons. It is one of the few planets in our solar system that does not have a moon orbiting around it.
Mercury and Venus have no known natural satellites (moons).