One of the Curiosity rover's wheels after traversing Mars for over 11 years

Image from preview.redd.it and submitted by RNHood51
image showing One of the Curiosity rover's wheels after traversing Mars for over 11 years

markermantat on September 29th, 2024 at 07:12 UTC »

Looks like the wheels on my kid’s power wheels after 2 summers.

Some_Random_Guy_1138 on September 29th, 2024 at 09:26 UTC »

Does anybody know what the wheels are made of?

abacin8or on September 29th, 2024 at 16:07 UTC »

Fun fact: the wheels had holes machined in the surface to help shed dust and leave a visual marker to track distance traveled. The pattern of the holes is actually Morse code that spells out JPL, for Jet Propulsion Laboratory where the rover was designed and built