Re: "...approximately 2,000 bits per second..."
Even better - use the sun(s) as a signal magnifier - Three Body Problem:
http://www.newyorker.com/books/page-turner/chinas-arthur-c-clarke
Even better - use the sun(s) as a signal magnifier - Three Body Problem:
http://www.newyorker.com/books/page-turner/chinas-arthur-c-clarke