NASA’s PRIMA Probe: Unveiling the Far-Infrared Universe
For centuries, human understanding of the cosmos was constrained by what our eyes could see. Even as optical and ultraviolet space telescopes opened breathtaking vistas of stars and galaxies, a massive portion of the universe’s evolutionary history remained dark and hidden. More than half of all the starlight emitted since the Big Bang has been absorbed by thick clouds of cosmic dust and re-radiated into a specific, elusive band of the electromagnetic spectrum: far-infrared light . Now, NASA is preparing to shed light on this uncharted territory. The PRobe Far-Infrared Mission for Astrophysics (PRIMA) represents a revolutionary leap forward in space exploration. Designed to bridge a critical observational gap between the James Webb Space Telescope (JWST) and ground-based radio observatories, PRIMA promises to answer fundamental questions about how stars form, how supermassive black holes grow, and where the water that fills planetary oceans originates. The Far-Infrared Gap: Why t...