'Don't watch the sun go down, watch the earth come up' my mother said. | I didn't know what she meant at the time, but now it makes me smile as I board the spaceship for the last time. | I considered for a moment going home—though, I don't suppose I knew where home was anymore. So I suppose a more accurate statement would be that I considered navigating the ship to that planet where my mother had birthed me. Mars.