Is。it。humankind's。greatest。achievement?。12。billion。miles。away。a。tiny。spaceship。is。leaving。our。Solar。System。and。entering。the。void。of。deep。space.。It。is。the。first。human-made。object。ever。to。do。so.。Slowly。dying。within。its。heart。is。a。plutonium。generator。that。will。beat。for。perhaps。another。decade。before。the。lights。on。Voyager。finally。go。out.。But。this。little。craft。will。travel。on。for。millions。of。years,。carrying。a。Golden。Record。bearing。recordings。and。images。of。life。on。Earth.。In。all。likelihood。Voyager。will。outlive。humanity。and。all。our。creations.。It。could。be。the。only。thing。to。mark。our。existence.。Perhaps。some。day。an。alien。will。find。it。and。wonder.。The。story。of。Voyager。is。an。epic。of。human。achievement,。personal。drama。and。almost。miraculous。success.。Launched。16。days。apart。in。Autumn。1977,。the。twin。Voyager。space。probes。have。defied。all。the。odds,。survived。countless。near。misses。and。almost。40。years。later。continue。to。beam。revolutionary。information。across。unimaginable。distances.。With。less。computing。power。than。a。...