<p>The <a href="https://en.wikipedia.org/wiki/Oort_cloud" rel="nofollow noreferrer">Oort cloud</a> is  the (assumed) cloud of pristine objects at the edge of the solar systems beyond &gt;1000AU, the source of long-period comets. It's named after the Dutch astronomer Jan Oort who postulated its existence.</p>

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2022-01-03T11:21:01.570Z
2022-01-03T13:18:41.923Z
2022-01-03T13:18:41.923Z
planetmaker
<p>New to astronomy ! I have been reading some astronomical books, but suddenly I came across the word Oort cloud, So, what is an Oort cloud ?</p>

CC BY-SA 4.0
2022-01-03T11:16:00.907Z
Where did you come across this word.  In a book, or a website. Please tell which book or website.  Have you tried a quick web search?  There is no point in repeating what you already know, or what you can very easily find out.
James K
CC BY-SA 4.0
2022-01-04T03:43:27.033Z
I’m voting to close this question because it lacks effort. A simple Google search could have answered the question.
Nilay Ghosh
<solar-system>
What is an Oort Cloud?
Pearl
# What is an Oort Cloud?

(Asked by: username_0 on 2022-01-03)

New to astronomy ! I have been reading some astronomical books, but suddenly I came across the word Oort cloud, So, what is an Oort cloud ?

**Tags:** solar-system
> **Comments:**
> **username_1**: Where did you come across this word.  In a book, or a website. Please tell which book or website.  Have you tried a quick web search?  There is no point in repeating what you already know, or what you can very easily find out.  
> **username_2**: I’m voting to close this question because it lacks effort. A simple Google search could have answered the question.  

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## 1 answers

### Answer by username_3 on 2022-01-03. Score: 2 | Accepted answer

The [Oort cloud](https://en.wikipedia.org/wiki/Oort_cloud) is the (assumed) cloud of pristine objects at the edge of the solar systems beyond >1000AU, the source of long-period comets. It's named after the Dutch astronomer Jan Oort who postulated its existence.


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