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)
Monday, May 2, 2016
Looking for Clues
Today's Astronomy Picture of the Day shows the rugged terrain of Mars as imaged by a ground-based investigator. As it continues to make the way towards Aeolis Mons (more popularly tagged as "Mount Sharp"), Mars Science Laboratory Curiosity hunts clues as to how wet Mars was, for how long, and whether conditions could have supported life.
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