Roman Space Telescope And NASA’s Ultimate Search For Off-World Life
The picture-perfect launch of NASA’s Roman Space Telescope could push forward the space agency’s ultimate search for life across the Milky Way, says a leading astronomer.
NASA's Nancy Grace Roman Space Telescope has successfully deployed its antenna and visor-like sunshade. This high-gain antenna, measuring 5.6 feet wide and weighing only 24 pounds, is made of a lightweight carbon composite material. Despite its small size, the antenna is designed to withstand extreme temperature fluctuations during the spacecraft's journey across a million miles of space.
The antenna will transmit data back to Earth at a rate of up to 500 megabits per second, using two frequencies. One frequency will allow the spacecraft to receive commands, while the other will enable the transmission of high-volume data. The antenna deployment took about 4 minutes and concluded on August 31 at 2:03 p.m. EDT. Following the antenna deployment, the deployable aperture cover, a large sunshade designed to prevent unwanted light from entering the telescope, was released.
Deploying via three booms, the cover took approximately 8 minutes to unfurl and was successfully completed on September 1 at 6:05 a.m. EDT. Roman's next significant milestone is the activation of its Coronagraph Instrument, followed by the Wide Field Instrument. Both instruments will undergo a series of calibrations and tests throughout the spacecraft's three-month commissioning period.
NASA anticipates releasing the telescope's first images by early 2027. For more information about Roman's commissioning process, visit NASA's Roman Commissioning page.
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- NASA Roman Space Telescope’s Antenna, ‘Visor’ Deployed science.nasa.gov
