Overview
- NASA says the fully integrated observatory has finished construction and reached a key milestone on the path to launch.
- The spacecraft will undergo a comprehensive test campaign before being transported to Florida for launch preparations.
- Roman carries two instruments, including a 288‑megapixel Wide Field Instrument that captures sky areas larger than the full Moon and a Coronagraph technology demonstration for direct imaging of exoplanets.
- Three core surveys will account for 75% of the five‑year primary mission to investigate dark matter, dark energy, galaxy evolution, and dynamic cosmic events.
- Mission leaders expect the first five years of observations to uncover more than 100,000 distant worlds, millions of stars, and billions of galaxies.