[crater] The rim of Borman remains sharp-edged, although a smaller crater lies across its northwestern rim. The interior is rough but relatively flat. Borman L is an older and much more worn crater that is attached to the southern rim of Borman. Borman crater is named after the American astronaut Frank Borman, commander of the Apollo 8 miss... Found on http://en.wikipedia.org/wiki/Borman_(crater)