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No references found			The Chandra-Spitzer analysis revealed slightly older stars outside the cloud while the youngest stars with the most protoplanetary disks congregate in the cloud interior - exactly what is predicted from the triggered star formation scenario. Radiation from massive stars may trigger many more stars than ... by Asian News International Instead, they're part of a protoplanetary disk surrounding a young star. Banana split in space by Sohn, Emily / Science News for Kids Goldin notes: "Hubble data confirmed the existence of protoplanetary disks around newborn stars. Hello! Is there anybody out there? by Braffman-Miller, Judith / USA Today (Magazine)			proton scattering microscope proton stability constant proton storage ring Proton Synchrotron proton vector magnetometer proton-electron-proton reaction proton-induced x-ray emission proton-proton chain proton-proton cycle proton-proton reaction proton-proton scattering proton-recoil counter proton-rich nucleus protonate protonation Protonema Protonephridium protonic acid protonium Protopathic Sensibility protophilic protophloem Protophyta protoplanet protoplanet theory protoplanetary disk Protoplasm Protoplast protoplast fusion protopodite Protopopov, Aleksandr Protopopov, Aleksandr Dmitreyevich Protopopov, Aleksandr Dmitrievich Protopteridales Protopterus protoquartzite protore Protosireninae Protospondyli Protostar Protostele Protostomia protostratigraphy Protostyly Protosuchia protosun Protosynthex Protot, Charles Louis Eugene Protot, Charles Louis Eugène Prototheria prototroch			Protopathic Pain protopathic sensibility protopathic sensibility protopathic sensibility protopathic sensibility protopathic sensitivity protopathy protopathy protopepsia Protophane protophilic protophilic protophloem protophloem Protophormia terraenovae protophyrinogen oxidase Protophyta Protophyta Protophyte Protophytology Protopic Protopine Protoplanet Protoplanet Protoplanet theory Protoplanet theory Protoplanetary disc Protoplanetary disc Protoplanetary discs Protoplanetary discs protoplanetary disk Protoplanetary disks Protoplanetary disks Protoplanetory disc Protoplanetory disc Protoplanets Protoplanets protoplasm protoplasm protoplasm protoplasmal protoplasmal protoplasmal protoplasmatic protoplasmatic protoplasmatic protoplasmic protoplasmic protoplasmic protoplasmic astrocyte protoplasmic astrocyte protoplasmic bridge protoplasmic bridge protoplasmic bridge protoplasmic bridge protoplasmic bridge protoplasmic streaming protoplasmic streaming protoplasmic streaming protoplast protoplast

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