SPHEREx is NASA's all-sky near-infrared survey observatory. After its March 2025 deployment into a roughly 650-kilometer Sun-synchronous orbit, the spacecraft completed commissioning and began mapping hundreds of millions of galaxies and stars.
Identity
Aliases
SPHEREx Observatory
Name
SPHEREx
Status
active
Details
Description
SPHEREx is NASA's all-sky near-infrared survey observatory. After its March 2025 deployment into a roughly 650-kilometer Sun-synchronous orbit, the spacecraft completed commissioning and began mapping hundreds of millions of galaxies and stars.