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Κυριακή 21 Σεπτεμβρίου 2025

Astronomy Picture Of The Day: Aurora borealis from the ISS through the lens of cosmonaut Alexander Grebenkin

 

#NASA, #Space, #astronomy, #διάστημα,

Magnetic storm period: how is space equipment protected from them? Magnetic storms are the result of solar activity. Streams of charged particles carrying cosmic radiation rush toward the Earth. It can damage the electronics of equipment in orbit and reduce its service life. How does cosmic radiation affect equipment: Causes failures in the operation of onboard systems Damages microcircuits and sensors Reduces the service life of spacecraft What do engineers, designers and specialists of Roscosmos enterprises do to protect equipment: Use only proven components All elements of electronic equipment are tested for resistance to radiation. Special coating and protective screens Elements with insufficient radiation resistance are protected by increasing the thickness of the device structure or a special coating that absorbs ionizing radiation. In addition, additional protective screens are installed that absorb and reduce the number of charged particles penetrating the device. Radiation background sensors Some devices use special sensors that monitor radiation levels in real time. Electronics protection system Some devices turn off power for a short time when a charged particle hits their sensitive area — this helps avoid single failures and malfunctions.

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