79K views · 4.1K reactions | ‍  A historic first on the Moon ️ 敖 Spacecraft arrivals at Jupiter and Saturn   Mars launches and landings Space exploration doesn't take a summer break! A look at NASA History milestones from the month of July: | NASA - National Aeronautics and Space Administration | Facebook

Before there was NASA, America’s first satellite – Explorer 1 – was launched into space. It established a 'foothold in space' for our future exploration and discovery – a mission that continued as astronauts traveled to the Moon, Earth orbit, the International Space Station and will do so on future missions. More: http://go.nasa.gov/2FupSNJ #ExploreAsOne | NASA - National Aeronautics and Space Administration