Scott Summers was the first of two sons born to Major Christopher Summers, a test pilot for the U.S. Air Force, and his wife Katherine. Christopher was flying his family home from vacation when their plane was attacked by a spacecraft from the interstellar Shi'ar Empire. read more
The comic book version is long and complicated - Cyclops was the first of the X-Men, and one of the most popular characters in the franchise. read more
Cyclops eventually discovered that the mutant was none other than his brother Gabriel, who had been a student of Moira's that Professor X had sent to rescue Scott from Krakoa. Scott had witnessed the apparent deaths of Gabriel and his teammates; Xavier had mind-wiped him to alleviate the psychic trauma of the event. read more