These great hollow globes of artificial super-metals, and artificial transparent adamant, ranged in size from the earliest and smallest structures, which were no bigger than a very small asteroid, to spheres considerably larger than the Earth. (Olaf Stapledon, STAR MAKER)
Tuesday, January 29, 2013
Speeding!
Today's Astronomy Picture of the Day is a short video showing the Apollo 16 astronauts taking the Lunar Rover for a spin. What a magnificent view they had!
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