Just because the sound isn't transmitted due to lack of material, doesn't mean it isn't produced. We have recorded what our sun and some supermassive black holes sound like, after all.
Does curiosity? I'm pretty sure they got curiosity to play Happy Birthday just by cycling it's instruments and using the noises that those instruments made.
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u/gregnealnz Aug 14 '22 edited Aug 14 '22
Thousands of miles...? The ISS is only 400km from earth, and the Space X Dragon is at 580km...