This story was updated at 11:53 p.m. EDT. After three consecutive failures, a private spaceflight firm's Falcon 1 rocket successfully blasted into space late Sunday to become the first privately ...

Methane-tinged blue flames blaze from the engines on Relativity Space’s Terran 1 rocket during liftoff from its Florida launch pad. (Relativity Space / Michael Baylor) More than seven years ...

The first 3D-printed rocket will have to wait another day to make its inaugural blast into space. The 110-foot-tall Terran 1 rocket, built by Long Beach, California-headquartered Relativity ...

On Wednesday, startup Relativity Space successfully launched its Terran 1 rocket from its launch complex at Cape Canaveral, Florida, after two previous attempts had been scrubbed. However ...