The Voyager Golden Record recordings are now available on Soundcloud, which means that anyone with an Internet connection can experience NASA’s “time capsule” for themselves, knowing that the originals are still traveling through empty space or the heliosphere.The Voyager Golden Records, included aboard both Voyager spacecraft launched in 1977, are phonograph records — 12-inch gold-plated copper disks — containing sounds and images selected to portray the diversity of life on Earth. They include 115 analog-encoded photographs, spoken greetings from Earth-people in 55 languages, a 12-minute montage of a variety of natural sounds — such as those made by surf,...