A massive rip in the fabric of space and time leaves Space command's deep space fleet stuck on the other side of the rift. Meanwhile alien ships from another dimension arrive on Earth en masse on the other side of the divide. Captain Maguire, a decorated graduate of the Space command academy, whose unorthodox approach to duty is also his strength in a desperate bid to defend commands his starship the Sandawana into the rift in a desperate bid to defend Earth. 
Arriving on Earth he initiates the counter attack to repel the alien ships from Earth.  Other starships of  Space command's deep space fleet arrive on Earth to support the Sandawana's fight against the alien ships. Under the vicious barrage of lasers and missiles from Space command's deep space fleet, the alien ships begin to withdraw to their own dimension. But as they retreat the aliens launch a ground operation and take a senior Space fleet officer captive. 
Captain Maguire is forced to pursue the aliens taking the fight to their home world.

Interdimensional, a starship trilogy

"There is only chance', said chief administrator Rasplos. "Your ship must stop resisting it's destruction. That is the only way for the wave to stop increasing their voltage. I will need your assistance". 


"Are you asking me to get my ship to stand down when it is under attack?", asked captain Maguire. 


"I 'm asking you to help me save an entire civilization", said chief administrator Rasplos. 


"By sacrificing my command?", asked captain Maguire. 


"By fixing the problem you caused. You brought the Bulba here. You seem like a noble species", said chief administrator Rasplos. "I 'm only asking you to do the right thing". 


"You are right about one thing, your civilisation should not have to be destroyed due to no fault of yours", conceded captain Maguire. 


"There is no time to waste, you must return to your ship before the water around the city becomes too disturbed", said chief administrator Rasplos. 


Ascension (7)