NASA Activates Roman's 300-Megapixel Camera and Coronagraph Ahead of 2027 Science Operations
Updated
Updated · ScienceDaily · Sep 21
NASA Activates Roman's 300-Megapixel Camera and Coronagraph Ahead of 2027 Science Operations
3 articles · Updated · ScienceDaily · Sep 21
Summary
Roman’s Wide Field Instrument has been powered up in space, with NASA confirming the 300-megapixel infrared camera is operating as expected after engineers activated its 18 detectors and began returning test data to Earth.
The checkout followed 10 days of decontamination and cooling from minus 85F to minus 225F, with the instrument’s element wheel and focusing mechanism also passing their first zero-gravity tests as detectors continue toward minus 300F.
Roman’s coronagraph separately cleared an early systems check, showing ground teams can control its software, thermal hardware, cameras, masks, filters, lenses and prisms for future direct imaging of exoplanets.
The telescope is still traveling about 1 million miles to the Sun-Earth L2 point, where months of commissioning will continue; NASA says Roman remains on track to release its first science images in early 2027.
Could Roman’s new coronagraph technology finally capture direct images of Earth-like exoplanets hiding in the blinding glare of distant stars?
With fuel savings potentially doubling its lifespan to 22 years, what unplanned cosmic mysteries might NASA's Roman telescope uncover?
How will scientists handle the massive flood of panoramic cosmic data generated 1,000 times faster than Hubble?
Roman Space Telescope vs. Hubble & JWST: A 20-Petabyte, Open-Access Revolution in Cosmic Surveys and Exoplanet Science
Overview
NASA’s Nancy Grace Roman Space Telescope, launched in August 2026, began its journey to L2 and underwent a careful commissioning phase, including the activation and testing of its advanced Wide Field Instrument and Coronagraph. Thanks to innovative mirror technology and a wide-field design, Roman can map the cosmos 1,000 times faster than Hubble, efficiently discovering rare cosmic events and pinpointing targets for Webb and Hubble to study in detail. Working alongside ESA’s Euclid, Roman will help create precise 3D maps of dark matter and energy. With a cloud-based data platform and immediate open access, Roman’s massive data output will empower global collaboration and could leave a legacy lasting over two decades.