For those who did not know, NASA is about the pull the plug on the Opportunity rover. The rover’s mission was supposed to last only 90 days in 2004 when it arrived on Mars, but the little guy kept on going for 15 years!

Its last message? “My battery is low and it is getting dark.” Here’s a comic from XKCD about its brother/sister, spirit, that stopped working in 2010:

The feels :(

Edit: Apparently, some CERN scientists couldn’t handle the sad ending:

[Source: XKCD]