The universe had been silent for millennia, or at least, that's what humanity had believed. Then, on a routine deep-space survey, the array of orbiting receivers at the Perseus Outpost intercepted a whisper from beyond the galactic rim. A pulse, repeating in patterns too intricate to be natural, resonated across the cosmos. It was a message. It was a voice.
Dr. Elara Voss, head astrophysicist of the Andromeda Initiative, stared at the decoded data on her screen, her hands trembling. A rhythmic sequence of prime numbers, interwoven with bursts of harmonic frequencies - mathematics and music entwined in an intricate dance. It was unmistakably intelligent.
"We are not alone," she whispered, her breath fogging the glass of her console. The weight of centuries of speculation, of hopeful transmissions cast into the void like messages in cosmic bottles, suddenly collapsed into certainty.