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NASA's Roman Space Telescope Cleared for Launch, Set to Begin New Era of Dark Energy and Exoplanet Mapping: full timeline

Every report in this developing story, from the first to the latest.

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  1. NASA's Roman Space Telescope Cleared for Launch, Set to Begin New Era of Dark Energy and Exoplanet Mapping

    The Nancy Grace Roman Space Telescope has passed its final readiness reviews and is sealed inside a SpaceX Falcon Heavy rocket ahead of its August 30 launch.

  2. NASA's Roman Space Telescope Coronagraph Captures First Light in Crucial Exoplanet Imaging Test

    The Nancy Grace Roman Space Telescope successfully tested its starlight-blocking coronagraph on a star in the Large Magellanic Cloud.

  3. Roman Space Telescope's Wide Field Camera Beats Optical Targets by 30 Percent

    NASA engineers have successfully aligned the Nancy Grace Roman Space Telescope's mirrors, achieving an optical wavefront error of just 63 nanometers.