Tranqulity's Last Stand — Gregory Urbach

It's now 2078, and the Arikhan fleet has finally arrived determined on conquest. Opposing them is Grey Waters, the young Governor-General of the United Alliance, and a rag-tag fleet of warships lacking the technology to challenge the invaders - but challenge them they must; from Jupiter space through the Asteroid Belt, on the red sands of Mars, and finally in the skies above Earth. The chances of defeating the Arikhan aren't good, but if the price of victory is high, the brave youngsters rallied to the cause are willing to pay it.Tranquility's Last Stand is the 9th is final book of the Waters of the Moon series. After eight books and twenty-nine years of adventures, the young man born on the moon and raised by computers faces the challenge he was destined for, and win or lose, you can be sure the world we've known will never be the same again.