X-Ray and UV Emissions Impact Protoplanetary Disks in Cygnus OB2, Astronomers Suggest

by Leigha Lanz
7 months ago

Cygnus OB2 is the nearest massive young stellar association to our Sun.

In this new composite image, the Chandra data (purple) shows the diffuse X-ray emission and young stars in Cygnus OB2, and infrared data from NASA’s now-retired Spitzer Space Telescope (red, green, blue, and cyan) reveals young stars and the cooler dust and gas throughout the region. Image credit: NASA / CXC / SAO / Drake et al. / JPL-Caltech / Spitzer / N. Wolk.

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