RCW 120

Credit:
NASA/JPL-Caltech/SOFIA
Published:
June 4, 2021
The ring-shaped clouds around the nebula RCW 120 were detected by NASA's Spitzer Space Telescope in this composite image. NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) measured the glowing gas shown in red and blue to study the nebula’s expansion speed and determine its age.
More information: https://blogs.nasa.gov/sofia/2021/06/04/science-result-surprisingly-young-nebula-hints-at-formation-of-stars-in-the-early-universe/