NASA’s Roman Space Telescope Enters Final Commissioning Phase - NASA Science

NASA’s Roman Space Telescope Enters Final Commissioning Phase - NASA Science

NASA’s Nancy Grace Roman Space Telescope mission has now entered the science commissioning phase, having successfully completed a comprehensive checkout and

Roman Space Telescope Begins Final Science Commissioning

NASA’s Nancy Grace Roman Space Telescope has entered its final commissioning phase, moving from observatory checkout toward detailed validation of its scientific performance. In an October 22 mission update, NASA reported completing the main observatory and primary-instrument checks.

Roman Space Telescope Clears Spacecraft Checks, Starts Science Calibration

Greenbelt, October 23, 2026, 17:04 (EDT) NASA’s Nancy Grace Roman Space Telescope has entered its final science commissioning phase. The agency reported the milestone on October 22, after completing checks of the observatory and its main instrument. The transition puts image consistency at the centre of Roman’s survey ambitions. Its 18-detector camera covers 0.281 square…