/sci/ - Science & Math

https://threadreaderapp.com/thread/1534628594366005248.html

>Such micrometeroid events are expected and have been simulated and tested on the ground. Since launch, there have been 4 smaller measurable micrometeoroid strikes; the latest one is larger than the degradation predictions assumed by JWST engineers.

>This is a pic of a section of a solar panel from the Hubble Space Telescope, which was brought back to earth after the repair mission in 1993. The panel had 100s of impact craters, ranging from microns to millimetres in diameter, after 2 years in space.