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So, it would be very costly for the telescope to observe each Cepheid," explained team member Stefano Casertano, also of STScI and Johns Hopkins.
In a process similar to SETI@Home, STScI will buy CPU Tokens from AIKON, which are then spent on processing requests on HADRON, where users around the world will run HADRON's image recognition AI in everyday web browsers to automatically categorize millions and millions of deep space images.
"It looks like you are actually seeing galaxies build up their stellar mass, and we hadn't actually seen that" so early in the universe, says Harry Ferguson of STScI. A large sample of galaxies hailing from 12 billion years back in cosmic history had never been detected before the Advanced Camera for Surveys was installed on Hubble, he notes.
Credits: NASA, the NICMOS Group (STScI, ESA), and the NICMOS Science Team (University of Arizona)
Image credit: NASA, ESA, CXC, NRAO/AUI/NSF, STScI, and G.
Remi Soummer, of the Space Telescope Science Institute (STScI) in Baltimore, Md., and his team reanalyzed the archived images and found debris disks and even determined their shapes.
Raw images at the STScI online archive:, downloaded by T.
photograph by NASA, NOAO, ESA, the HUBBLE HELIX NEBULA TEAM, MARGARET MEIXNER (STScI), and TRAVIS A. educational-activities.html.
According to Roeland van der Marel of the Space Telescope Science Institute (STScI), this will allow researchers to convert it to cosmological context and "compare it to simulations of galaxies in the evolving universe."