Defeat the Aliens

Bill the SEAL and Jane the starship captain head to distant worlds to create a NATO of the Stars that will fight against the slave-taking Aliens who attacked Earth. They get a shock when a slave ship in the new system boasts to them that a giant fleet is being gathered to attack Earth again! More shock happens when Jane and Bill take their ship Blue Sky on a covert intel mission to the enemy's star system. Thirty-five battleship-level starships have been gathered to attack Earth. The enemy commander is a hybrid of a cobra and a gorilla. Death Leader is his name and he aims to turn Earth into a radioactive cinder! Can Bill and Jane find a way to sabotage the enemy fleet? Can they build a fleet to defend their home world? Amidst battles above Jupiter, thousands die and ships explode. The fate of seven billion people is at stake!