The Space Launch System (SLS) is NASA's new super heavy-lift expendable launch vehicle. It replaces the Space Shuttle program and is part of NASA's deep space exploration plans, which includes a crewed mission to Mars. sometime in the 2030's. 
Exploration Mission 1 was an unmanned test of the SLS and NASA's Orion spacecraft between November 16 and December 10, 2022. 
It's scheduled second launch is currently scheduled for February 2026., and during that flight a crew of 4 astronauts are scheduled to fly around the Moon and return to Earth. 
 
Canadian astronaut Jeremy Hansen, one of the crew members on this flight, will be the first non-American to fly to the Moon.
 
This high-quality replica is 21" tall and 5" wide (including base).