Mercury and Prometheans

Two complete books for one price from six-time Hugo Award-winning author Ben Bova: Mercury and Prometheans

Mercury
The planet closest to our Sun is a barren, heat-scorched world. But there are those who hope to find wealth in its desolation. Saito Yamagata seeks to generate power to propel starships into deep space. Astrobiologist Victor Molina is searching for evidence of life. Bishop Elliot Danve...