How NASA’s Roman Mission Will Unveil Our Home Galaxy Using Cosmic Dust

NASA’s Nancy Grace Roman Space Telescope will help scientists better understand our Milky Way galaxy’s less sparkly components — gas and dust strewn between stars, known as the interstellar medium. One of Roman’s major observing programs, called the Galactic Plane Survey, will peer through our galaxy to its most distant edge, mapping roughly 20 billion […]

Published by NASA on 09/16/2025