Poor Curiosity , all alone out there in the vast Martian waste with no one to hang out with on its first birthday . So what ’s an intrepid roamer to do ? Sing “ Happy Birthday ” to itself , that ’s what .
In commemoration of Curiosity’sfirst year on Mars , NASA transmitted instructions to the rover’sSAM ( Sample Analysis Instrument ) faculty . This gadget can create audible tone by resonating at varying frequency . usually , the rapport helps SAM to filter finely - ground samples of the Martian surface for analysis .
https://gizmodo.com/curiosity-rovers-first-year-on-mars-distilled-down-to-990319039
https://gizmodo.com/heres-how-curiosity-will-use-its-laser-to-search-for-th-5931375
But in this pillow slip , by send a serial of frequency that corresponded to “ Happy Birthday , ” Curiosity was essentially capable to “ let the cat out of the bag ” ( or seethe , I suppose ) the song to itself .
Which is really kind of cool if you think about it . Though no one was there to hear it — and it would have voice very deliquium give the slender Martian air — this famous call was actually perform on the Martian Earth’s surface .
Video : NASA / GSFC .
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