These upgrades will allow the SLS to lift astronauts and hardware to destinations beyond LEO: on a circumlunar trajectory, as part of Exploration Mission 1, with Block 1; to a near-Earth asteroid, in Exploration Mission 2, with Block 1B; and to Mars, with Block 2.
The SLS will launch the Orion Crew and Service Module and may support trips to the International Space Station if necessary.
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SLS will use the ground operations and launch facilities at NASA's Kennedy Space Center, Florida.
During the joint Senate-NASA presentation in September 2011, it was stated that the SLS program has a projected development cost of billion through 2017, with billion for the SLS rocket, billion for the Orion Multi-Purpose Crew Vehicle and billion for upgrades to the launch pad and other facilities at Kennedy Space Center.
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Once you achieve it, you will feel like the happiest man in the world: a Russian girl is loving and carrying person and will make you feel happy no matter how strong your resistance is.Modifications for the SLS included the addition of a center booster segment, new avionics, and new insulation which eliminates the Shuttle SRB's asbestos and is 860 kg (1,900 lb) lighter.The five-segment SRBs provide approximately 25% more total impulse than the Shuttle SRB and will not be recovered after use.Three versions of the SLS launch vehicle are planned: Block 1, Block 1B, and Block 2.Each will use the same core stage with four main engines, but Block 1B will feature a more powerful second stage called the Exploration Upper Stage (EUS), and Block 2 will combine the EUS with upgraded boosters.Block 1 has a baseline LEO payload capacity of 70 metric tons (77 short tons) and Block 1B has a baseline of 105 metric tons (116 short tons).