cloudshine

cloud·shine

 (kloud′shīn′)
n.
Distant starlight that is reflected from or scattered by interstellar gas and dust, illuminating the surfaces of interstellar clouds that are normally dark when observed in visible or infrared light.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Astronomers said that giant molecular space clouds that act as wombs for young stars emit infrared radiation called "cloudshine" that reveals the clouds' color and structure.