![](/rp/kFAqShRrnkQMbH6NYLBYoJ3lq9s.png)
Oort cloud - Wikipedia
The Oort cloud (/ ɔːr t, ʊər t /), [1] sometimes called the Öpik–Oort cloud, [2] is theorized to be a vast cloud of icy planetesimals surrounding the Sun at distances ranging from 2,000 to 200,000 AU (0.03 to 3.2 light-years).
Oort Cloud: Facts - NASA Science
The Oort Cloud: What is It? In the silence and darkness between the stars, where our Sun appears as just a particularly bright star, a theorized group of icy objects collectively called the Oort Cloud coast along their orbits like lazy moths around a porch light.
Oort Cloud - Science@NASA
Scientists think the Oort Cloud is a giant spherical shell surrounding our solar system. It is like a big, thick-walled bubble made of icy pieces of space debris the sizes of mountains and sometimes larger. The Oort Cloud might contain billions, or even trillions, of objects.
Where Does the Solar System End? - NASA Space Place
Aug 29, 2022 · Beyond the fringes of the Kuiper belt is the Oort Cloud. Unlike the orbits of the planets and the Kuiper Belt, which are pretty flat like a disk, It's a giant spherical shell surrounding the sun, planets, and Kuiper Belt Objects. Like a big bubble with thick walls around our …
Oort cloud: What is it and where is it located? - Space.com
Mar 9, 2023 · The Oort cloud is a collection of comets, small km-scale icy (and perhaps rocky) left-overs from the process of solar system formation. It is a spherical collection of bodies orbiting the...
Oort cloud | Astronomy & Formation Process | Britannica
Nov 29, 2024 · Oort cloud, immense, roughly spherical cloud of icy small bodies that are inferred to revolve around the Sun at distances typically more than 1,000 times that of the orbit of Neptune, the outermost known major planet.
Oort Cloud Facts | Location & Size | What Is the Oort Cloud - Star …
Jun 7, 2023 · The Oort cloud is a huge and distant cloud made up of trillions of icy objects surrounding our Solar System. Stretching from 2,000 to 200,000 AU away from the Sun, it remains hidden from direct observation.
Solar System Tour - Oort Cloud - NASA
Oort Cloud. The distant Oort cloud marks the gravitational edge of the Solar System, in a vast region of undiscovered objects. The boundary between the Kuiper Belt and Oort cloud is less distinct.
Mysteries of the Oort cloud at the edge of our solar system
Aug 5, 2021 · Similar to the way the Asteroid Belt between Mars and Jupiter sprung to life, the Oort cloud likely represents material left over from the formation of giant planets like Jupiter, Neptune, Uranus...
How We Know about the Oort Cloud, Distant Home of Comets
Mar 1, 2019 · Comets like ISON, which swung by the sun in 2013, likely began their journey inward from a far-flung shell of icy debris surrounding the solar system called the Oort Cloud.
- Some results have been removed