'It orbits the sun at an average distance of .3871 astronomical units, the lowest average of all the planets'
Mercury
ASTRONOMY: It orbits the sun at an average distance of .3871 astronomical units, the lowest average of all the planets
It orbits the sun at an average distance of .3871 astronomical units, the lowest average of all the planets
It orbits the sun at an average distance of .3871 astronomical units, the lowest average of all the planets
ASTRONOMY
Mercury
ASTRONOMY