• Oort cloud - Wikipedia, the free encyclopedia

    en.wikipedia.org/wiki/Oort_cloud The Oort cloud (/ ˈ ɔːr t / or / ˈ ʊər t / [1]), sometimes called the Öpik–Oort cloud, [2] is a theoretical cloud of predominantly icy planetesimals believed ...
  • What is the Oort Cloud? - Universe Today

    www.universetoday.com/32522/oort-cloud Recent studies have shown that the formation of the Oort cloud is broadly compatible with the hypothesis that the Solar System formed as part of an embedded cluster ...
  • Oort Cloud Facts - Interesting Facts about the Oort Cloud

    space-facts.com/oort-cloud What is the Oort Cloud? The Oort Cloud is an extended shell of icy objects that exist in the outermost reaches of the solar system. It is named after astronomer Jan ...
    • Oort Cloud - Solar System

      solarviews.com/eng/oort.htm The Oort cloud is an immense spherical cloud surrounding the planetary system and extending approximately 3 light years, about 30 trillion kilometers from the Sun.
    • Oort Cloud: The Outer Solar System's Icy Shell

      www.space.com/16401-oort-cloud-the-outer-solar-system-s-icy-shell.html Credit: NASA . Identifying the Oort Cloud. In 1950, Dutch astronomer Jan Oort suggested that some of the comets entering the solar system come from a cloud of icy ...
    • Oort cloud - Planets - NASA Solar System Exploration

      solarsystem.nasa.gov/planets/oort The Oort Cloud is believed to be a thick bubble of icy debris that surrounds our solar system. This distant cloud may extend a third of the way from our sun to the ...