This is a case of advanced planning and science. There is no need for wipers (really not how you clean panels anyway) when you intelligently park your lander in a well-evidenced, high-wind area. It turns out wind is the correct way to clean panels.
Science is complicated. 
-
-
This Tweet is unavailable.
-
- 5 more replies
-
-
-
The first manned Mars misson: To Do list (1) Find and clean rovers & landers from previous unmanned missions.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Don't die on us.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
-
he got off, remember? we really would have missed Matt Damon if he stayed. i heard they considered sending more potatoes just in case.
End of conversation
New conversation -
-
This Tweet is unavailable.
-
-
@NASAInSight how much power degradation is there due to current dust accumulation on solar panels???!!Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Hmm is it really the same insight? They look very different, not just Dusty
-
It's a before and after the experiments have been deployed to the surface
End of conversation
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.
As you can see, a few months spent on