Final answer:
The Superconducting Super Collider (SSC) was a famous United States collider that was set to be built in Texas but was cancelled in 1993.
Step-by-step explanation:
The famous United States collider that was set to be built in Texas but was cancelled in 1993 is called the Superconducting Super Collider (SSC). The SSC was a particle accelerator designed to study and explore the fundamental particles and forces of the universe. It was intended to be the world's largest and most powerful collider, with a circumference of 87 kilometers.