[entity345]

> Solar panels are hard enough to maintain on Earth.

Isn't the main issue that they get dirty, though?

[mooreds]

I think they just degrade the same way they do on Earth. This PDF from 2003 talks about a 0.5% yearly degradation, which, if I recall correctly, is similar to ground based pv.

https://www.google.com/url?q=https://ntrs.nasa.gov/archive/n...