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From the article is difficult to understand if are there are "non-emission nebulae", that is which kind of nebula do not fit into this category.
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| This
level-5 vital article is rated Start-class on Wikipedia's
content assessment scale. It is of interest to the following WikiProjects: | ||||||||||
| |||||||||||
From the article is difficult to understand if are there are "non-emission nebulae", that is which kind of nebula do not fit into this category.
Categories:
- Start-Class vital articles
- Wikipedia level-5 vital articles
- Wikipedia vital articles in Physical sciences
- Start-Class level-5 vital articles
- Wikipedia level-5 vital articles in Physical sciences
- Start-Class vital articles in Physical sciences
- Start-Class Astronomy articles
- High-importance Astronomy articles
- Start-Class Astronomy articles of High-importance