A Gold-Plated Mixtape Floating Past Pluto
In 1977, NASA launched two spacecraft into the void. Voyager 1 and Voyager 2 carried something besides sensors and cameras: a gold-plated copper record, 12 inches across, engraved with instructions for aliens on how to play it. Almost 50 years later, those records are still out there, drifting through interstellar space on different outward trajectories, carrying a carefully curated portrait of who we were.
The Voyager Golden Record is the most ambitious mixtape ever made. 90 minutes of music, 115 images, greetings in 55 languages, the sounds of wind, rain, whales, and a human heartbeat. Carl Sagan led the committee that decided what to include. Their choices tell us more about humanity than most history books do.
What Made the Cut (and What Didn’t)
The music selection alone is wild. Chuck Berry’s “Johnny B. Goode” represents all of rock and roll. The record also includes Bach (three pieces, more than any other composer), Beethoven’s Fifth Symphony, Javanese gamelan, Peruvian panpipes, an Azerbaijani performance on the balaban, a double-reed wind instrument, and a Navajo night chant. It is not the playlist you would build for a road trip, but it might be the most honest one ever assembled.
There is inevitably more missing than included. That is what happens when the assignment is “represent Earth” and the format is one record. No playlist could satisfy every listener on the planet, much less an audience whose ears may be a purely hypothetical accessory.
The 115 images encoded on the record range from mathematical definitions to a woman in a supermarket, a page of sheet music, an X-ray of a hand, and Ansel Adams’ famous shot of the Tetons and the Snake River. There are diagrams of human anatomy, pictures of food, a photo of a violin alongside sheet music, and images of the solar system. It is less “greatest hits of Earth” and more “how to explain everything to someone who has never seen anything.”
The Love Story Hidden in the Grooves
Here is where it gets personal. Ann Druyan was the creative director of the Golden Record project. During the process of selecting content, she and Carl Sagan fell in love. Not gradually. In one phone call. She had left a message at his hotel about a piece of Chinese music for the record. When he called back, they talked, and by the end of that conversation they were engaged. The recording project was still underway, before the spacecraft launched.
Before launch, Druyan recorded her brainwaves for the project. In her 2007 Radiolab interview, she discusses the idea of carrying something of human experience into space. The hope that an advanced civilization might interpret such a recording is a wonderfully ambitious thought; it is not an established method for reconstructing someone’s memories.
The recording was converted into sound and included in the message. So somewhere in interstellar space, there is a physical object carrying the electrical signature of a woman thinking about falling in love. That is arguably the most romantic gesture in the history of the species. No grand declaration, no diamond ring. Just neural activity, pressed into gold, encoded like a memory, and launched into forever.
55 Ways to Say Hello (and One From a Kid)
The greetings section includes spoken messages in 55 languages, from Akkadian (a dead language spoken in ancient Mesopotamia) to Wu Chinese. There is a greeting in Hittite, another dead language, and one in Latin. The committee wanted to represent not just who we are but who we were. The range is striking, without pretending that 55 greetings could encompass every language or experience on Earth.
One greeting stands out. A six-year-old boy named Nick Sagan (Carl’s son) recorded: “Hello from the children of planet Earth.” The simplicity is part of its charm. It is the most human moment on the entire record.
Still Traveling, Still Playing
Both Voyagers have crossed the heliopause into interstellar space. That is the boundary of the Sun’s solar-wind bubble, not the end of the Sun’s gravitational influence. They travel much farther from home than the title “past Pluto” begins to suggest.
The records do not need a working transmitter to remain aboard the spacecraft. They may outlast the missions’ electronic conversations with Earth by an extraordinary span of time, although nobody can guarantee their condition for a billion years. The carrier and the message have very different clocks.
There is something both beautiful and absurd about it. We sent our best music, our best photos, and one woman’s lovesick brainwaves into a void so large that even light takes years to cross it. The chances of anyone finding it are statistically zero. The committee knew that. They did it anyway.
What the Golden Record Says About Us
The record is also a message to ourselves, alongside its intended extraterrestrial audience. The odds of an extraterrestrial civilization intercepting a small spacecraft in the infinite emptiness between stars are so absurdly low that even Sagan acknowledged it. It is a snapshot of what we thought was worth preserving when someone finally asked the question: if you could only show a stranger 90 minutes of music and 115 images, what would you pick?
The answer, apparently, is Bach and Chuck Berry and whale songs. A woman buying groceries and Ansel Adams and a child saying hello. The sound of rain and the electrical hum of a brain falling in love. It is a selective portrait, not an exhaustive account of our species. Just the stuff that, when you strip everything else away, actually makes us who we are.
Almost 50 years later, it is still the best album cover ever designed: a gold disc with instructions etched by people who genuinely believed that curiosity was the most important thing about being human. They were right. And somewhere out past Neptune, their proof is still spinning through the dark, waiting for someone to drop the needle.
Explore NASA’s Golden Record contents, or follow the terrestrial version of our attachment to physical music in the vinyl revival. Most record collectors at least have the advantage of knowing which planet their turntable is on.
