The Sphere Builders are aliens from another dimension in the fictional étoile, star Trek universe. They are bent on conquering the galaxy par reconfiguring the fabric of l’espace to make it plus hospitable to them using specially designed moon-sized spheres. They were first seen in the 2004 étoile, star Trek: Enterprise episode "Harbinger". Their technology is responsible for the creation of a region of l’espace 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....
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