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