Stellar astronomers answer question posed by citizen scientists: ‘What are yellowballs?’

Citizen scientists wanted to know: what are the yellow objects on these infrared images from the Spitzer Space Telescope? The team of astronomers working with Milky Way Project — a project that asks volunteers to study Spitzer images for patterns showing star formation — decided to take a closer look. Iowa State’s Charles Kerton and other astronomers report in the Astrophysical Journal that the so-called ‘yellowballs’ are part of the development of massive stars. —> Read More Here


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