NASA prepares SLS rocket stage for move

This is the section of NASA’s Space Launch System (SLS) that will hold 733,000 gallons of liquid hydrogen and liquid oxygen.

It’s also the first completed core stage for the behemoth booster designed to send astronauts on expeditions into deep space – and it’s on the move.

The SLS core stage – the same flight hardware that will send Artemis 1 to the Moon – includes state-of-the-art avionics, propulsion systems and two colossal propellant tanks that collectively hold 733,000 gallons of liquid hydrogen and liquid oxygen to power its four RS-25 engines.

Standing at 212-foot tall, it is being shipped via NASA’s Pegasus barge from the agency’s Michoud Assembly Facility in New Orleans to NASA’s Stennis Space Center near Bay St.Louis, Mississippi for testing.

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