Delta C, which was introduced four months after the Syncom-2 launch, primarily carried NASA research satellites into orbit. The Delta D, which added three solid rocket motors to the Delta C ...

Rovers, Rockets, and Rock ‘n Roll plays at 6 p.m. and 7:30 p.m. on Friday, Feb. 21, inside the Dome360 Theater of the Delta College Planetarium in downtown Bay City. Tickets are $10 for adults ...