Maria Rambeau aka Captain Marvel is the protector of the Cosmos and member of the Illuminati. When Illuminati fought Thanos, Dr Strange used the Book of the Vishanti, but at the cost of another universe due to Strange causing an incursion. Strange was executed for his crimes on Titan. They told the world that Strange gave his life to kill Thanos. Maria started living on Kree since 1989 but world thought she died. Her best friend Carol Danvers then took care fo her daughter Monica (born in 1984).