This photo shows the deployable aperture cover for NASA's Nancy Grace Roman Space Telescope as seen through the outer barrel assembly. Both components will help shield the telescope from stray light, ...

NASA's Nancy Grace Roman Space Telescope team has successfully integrated the mission's deployable aperture cover - a ...

Technicians at NASA’s Goddard Space Flight Center in Greenbelt, Md., recently integrated the deployable aperture cover to the outer barrel assembly for the agency’s Nancy Grace Roman Space Telescope.

This core barrel is made up of an inner and outer barrel separated by ball bearings, which allow the inner barrel to remain stationary and retain the core sample while the outer barrel is rotated ...