click the two capilization errors , In April 1961 , the CIA launched what came to be known as they Bay of Pigs Invasion , a military action in cuba that was meant to oust fidel castro from power but ultimately proved disastrous

Don’t know if this is what you want but “Cuba” and “Fidel Castro” should be capitalized.

The big bang theory suggests that the universe is constantly expanding and that stars, galaxies and other entities are moving away from each other. if there were a galaxy moving closer to earth then that would contradict the big bang theory since the entities should be moving away from earth and from each other.