BAY ST. LOUIS, Miss.--(BUSINESS WIRE)--Relativity Space, the preeminent 3D printed rocket company, has signed an enhanced use lease agreement (EULA) on the vertical test stand at the A-2 complex within NASA's historic Stennis Space Center in Hancock County, Mississippi. The agreement marks the first time a commercial tenant has modernized an underutilized legacy test stand at NASA Stennis, signifying the strength of the public-private partnership between the two entities. The expansion brings R