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A comment on SpaceX tests black satellite to reduce ‘megaconstellation’ threat to astronomy. Parent comment

Re:SpaceX tests black satellite to reduce ‘megaconstellation... by petschge on Thursday January 16, 2020 @02:37PM (#22068036)
On traditional telescope using photomultipliers such as Magic, Hess or Veritas: no. But systems with solid state detectors such as FACT are moving in that direction.
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Re:SpaceX tests black satellite to reduce ‘megaconstellation... by dnautics on Saturday January 18, 2020 @01:06PM (#22085894)
Can you explain that for me? I'm not sure how better detectors let you delete the noise from the sun.
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