In 1975, NASA launched two spacecraft called Viking 1 and Viking 2. The spacecraft reached Mars nearly one year later. Find out more in Missions to Mars, one of the…

Describes different types of rockets and how they work, including Falcon 9, New Shepard, Lynx, and SpaceShipTwo.–

Astronauts, cosmonauts, and a very limited number of people have experienced eating space food due to the unique processing and packaging required for space travel.