The Sphere Builders are aliens from another dimension in the fictional ster Trek universe. They are bent on conquering the galaxy door reconfiguring the fabric of space to make it meer hospitable to them using specially designed moon-sized spheres. They were first seen in the 2004 ster Trek: Enterprise episode "Harbinger". Their technology is responsible for the creation of a region of space known as the Delphic Expanse, where the physical laws of our universe often break down. The Expanse is extremely hostile to residents of our dimension, and those that enter have great difficulty in leaving....