Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop. Astronomers working with NASA’s Hubble Space Telescope have captured images of the largest protoplanetary disk ever seen surrounding a young star. Observed in visible light for the first time, the disk appears far more turbulent and disordered than [...]from SciTechDaily https://ift.tt/n9YfgmM