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NASA tests shrinking metals to help it find more exoplanets

Wednesday July 2, 2025. 09:33 AM , from TheRegister
Mysterious ‘Alloy 30’ gets smaller when heated, which could help stabilize super-sensitive space telescopes
NASA is exploring the properties of a metal alloy that shrinks as it is heated, as boffins in its Astrophysics Division think it may be needed if the planned Habitable Worlds Observatory (HWO) is to succeed.…
Read more at TheRegister
https://go.theregister.com/feed/www.theregister.com/2025/07/02/nasa_negative_thermal_expansion_alloy...

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