James Webb Space Telescope mirrors cool to deep space temperature

NASA’s massive new space telescope is getting colder.

while the James Webb Space TelescopeNASA officials wrote that the slow cooling process is coming to an end UpdateThere is no set timetable for when all components of the observatory will meet operating temperatures. That’s because most of this phase of the telescope’s months-long operating period goes back to physics, as mission managers wait for the mirrors to naturally cool to a temperature to allow the alignment to continue.

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