The fall of an asteroid to the surface of the earthThe fall of an asteroid to the surface of the Earth
The surface of the planet illuminated by a large starThe surface of the planet illuminated by a large star
The surface of the mariner valley on the planet marsThe surface of the Mariner Valley on the planet Mars
The surface of the planet earth. the vast expanses of water of the earthThe surface of the planet Earth. The vast expanses of water of the earth
The mysterious cosmos and the surface of pluto and its satelliteThe mysterious cosmos and the surface of Pluto and its satellite