🌡️Water exists at Mercury's poles despite its high temperatures.
🪨The surface of Mercury is filled with rare impact craters and unknown forms of relief.
🧲Mercury has a magnetosphere that protects its surface and a small but significant core that generates its magnetic field.
📡Mercury's orbit is eccentric and it has a dusty ring.
🌍Exploration of Mercury has provided valuable insights into the formation and geology of rocky planets.