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CoolingTech

Radiation damage to Hubble has been 4.3 years out of phase with the Solar cycle

  • Hubble: 2 events in the last 90 days

What happened

As well as obtaining beautiful images of the Universe, the Hubble Space Telescope's CCD detectors are sensitive radiation dosimeters that have been monitored in Low Earth Orbit for more than 24 years. The rate of radiation damage they received has varied over each Solar cycle, but several years out of phase with the appearance of sunspots or coronal mass ejections. We investigate functional forms that successfully f…

Summary assembled by rule from the sources below

Why it's spreading

Sources