{"version":"1.0","type":"link","title":"Streaming instability - Newikis","description":"In planetary science a streaming instability is a hypothetical mechanism for the formation of planetesimals in which the drag felt by solid particles orbiting in a gas disk leads to their spontaneous concentration into clumps which can gravitationally collapse. Small initial clumps increase the…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/d/d5/Formation_of_planetesimals.png/1280px-Formation_of_planetesimals.png","thumbnail_width":1280,"thumbnail_height":853}