Mercury

AKA:  Sol I
Class:   Planet (orbiting Sol)

Facts:

Closest planet to our Sun but not the hottest.
Surface cracks were created when the planet cooled.
Has the most eliptical orbit of the planets.
Has practically no axial tilt.
Has a weak magnetic field.

Details:

Magnitude:  0.0000 (app) (abs)
Rotation period:  58.6 days