Stop. What's that sound? It's the transits and conjunctions of the seven exoplanets of TRAPPIST-1 — a star system about 40 light-years from Earth — translated into music! This awesome video was created by Matt Russo, Dan Tamayo and Andrew Santaguida of system-sounds.com. Rock on, you guys! http://buff.ly/2qwvOme | Space.com

The TRAPPIST-1 planetary system has fascinated both scientists and the public since the discovery of the last five of its seven terrestrial worlds in 2017. With four of those planets in the so-called habitable zone, where water can be liquid, the system has become a favorite target of ground- and space-based telescopes alike, especially with regard to the potential for harboring life. However, TRAPPIST-1 is a red dwarf star, cooler and smaller than our own Sun, leading to concerns about the abil