A Time Before the Earth Had a Moon

An adventure story where astronauts from Earth's Moon on a 5 year mission out to Europa, Ganymede, the Moons of Jupiter & Saturn discover, Dimensional Jump Gates built by the Ancient Ones and send their android Axel from Titan back to the Moon, proving that the Travel Network still works. Two years later they are called upon a 'secret bluff mission' to avoid intergalactic warfare with the Telosians (a brother race to the Ancient Ones). Earth supplies space ships and other fearsome weapons to do battle, but all is not as it seems.