1Mercury has extreme temperature swings
2A day on Mercury is longer than a year on Mercury
3It's thought that surviving a hit from an asteroid created Mercury's peculiar orbit
4Mercury's core makes about three fourths of the planet
5Mercury doesn't have a moon
6Mercury has ice on it
7You'd weigh about a third of your weight on Mercury
8Mercury has very little atmosphere
9Mercury isn't the hottest planet
10Mercury has a tail
11Mercury has the most craters out of any planet in our solar system
12Mercury is the smallest planet in the Solar System
13Mercury was mistakenly believed to be different objects in the night sky
14Mercury is the second densest planet in the solar system
15Mercury is the closest planet to the sun
