Crash Course Astronomy
Mercury: Crash Course Astronomy #13
Mercury is the closest planet to the sun.
Mercury is the closest planet to the sun.
Venus is a gorgeous naked-eye planet, hanging like a diamond in the twilight.
Mar is the fourth planet from the sun and the outermost of the terrestrial planets.
Jupiter is the biggest planet in our solar system.
Before moving on from Jupiter, we're going to linger for a moment on the planet's moons.