What if . . . ?
March 14, 2013, somewhere near Table Top Mountain in the desert of Arizona, Comet C/2011 L4 (Pan-STARRS) comes into view. Heading somwhere nearby. Suppose we are not told. What if . . . ?
What if . . . ?
March 14, 2013, somewhere near Table Top Mountain in the desert of Arizona, Comet C/2011 L4 (Pan-STARRS) comes into view. Heading somwhere nearby. Suppose we are not told. What if . . . ?