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Technology Apr 08, 2026

NASA's Sonifications Bring the Cosmos to Life with Sound

The article explores NASA's sonifications, which transform electromagnetic energy into sound waves,…
NASA's sonifications have made it possible for us to experience the cosmos in a new way, transforming electromagnetic energy into sound waves that our ears can pick up. This innovative approach has allowed us to 'hear' the orbits and energies of celestial bodies like Jupiter, Saturn, and the Sun. The Artemis II mission, which recently slingshotted four astronauts around the moon and back, has provided a unique opportunity for us to connect with the astronauts on board. The mundane details of the mission, such as the wake-up music that NASA pipes into their module every orbital morning, have given us a glimpse into the daily lives of these space travelers. In the 1960s, the Apollo 10 mission encountered mysterious sounds while on the far side of the moon. The astronauts reported hearing a high whistling sound accompanied by a lower whooshing noise. Initially, this sparked speculation, but it was later discovered that the sounds were caused by interference between two VHF radio transmitters on board the spacecraft. NASA's sonifications are not just limited to the sounds of spacecraft. The agency has also created sonifications of cosmic phenomena like black holes and supernovae. These sonifications have allowed scientists to better understand the behavior of these phenomena and have also inspired artistic works. The article also touches on the connection between music and the universe. Samantha Harvey's novel Orbital describes the sounds of celestial bodies, such as Neptune's sound being 'liquid and rushing, a tide crashing onto a shore in a howling storm.' The article also mentions the 'music of the spheres', a concept that dates back to ancient Greece, which suggests that the universe is governed by musical ratios. Overall, NASA's sonifications have opened up new ways for us to experience and understand the cosmos, and have inspired a new generation of artists and scientists to explore the intersection of music and space exploration.
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