Oops, I miscalculated the total satellite area; (meant 1e6 x 1e6 = 1e12). To keep everything else the same, replace "each with radiators 1 square kilometer" wit

Oops, I miscalculated the total satellite area; (meant 1e6 x 1e6 = 1e12). To keep everything else the same, replace "each with radiators 1 square kilometer" with "each with radiators of 1,000 square km."