1 00:00:00,855 --> 00:00:05,109 Hi I'm Rob Stough the SLS Utilization Manager for the Space Launch 2 00:00:05,109 --> 00:00:07,403 System at NASA's Marshall Space Flight Center and 3 00:00:07,403 --> 00:00:09,405 this is Rocket Science in Sixty Seconds 4 00:00:09,405 --> 00:00:12,533 ♪♪♪♪ 5 00:00:12,533 --> 00:00:16,203 This SLS will launch Orion both uncrewed and crewed 6 00:00:16,203 --> 00:00:19,040 to the Moon and also launch the Europa Clipper spacecraft 7 00:00:19,040 --> 00:00:20,416 directly to Jupiter. 8 00:00:20,416 --> 00:00:23,794 ♪♪♪♪ 9 00:00:23,794 --> 00:00:28,507 For EM-1 we plan on testing the SLS, ground systems 10 00:00:28,507 --> 00:00:31,135 and the Orion spacecraft together for the first time. 11 00:00:31,135 --> 00:00:35,598 ♪♪♪♪ 12 00:00:35,598 --> 00:00:38,142 In order to leave the Earth's surface the SLS will fire 13 00:00:38,184 --> 00:00:42,396 two rocket boosters and four RS-25's producing 8.8 million 14 00:00:42,396 --> 00:00:43,522 pounds of thrust. 15 00:00:43,522 --> 00:00:46,650 ♪♪♪♪ 16 00:00:46,650 --> 00:00:49,570 After the core stage drops off the upper stage, which is 17 00:00:49,570 --> 00:00:52,823 full of propellant. The upper stage will make a minor adjustment 18 00:00:52,823 --> 00:00:55,076 to its orbit and then perform trans-lunar injection.