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Janus submitted a new PF Insights post
How Representative is the Night Sky?
Continue reading the Original PF Insights Post.
How Representative is the Night Sky?
Continue reading the Original PF Insights Post.
How Representative is the Night Sky? - Comments
- Insights
- Thread starter Janus
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- Astronomy night sky Sky Stargazing Stars
In summary, Janus wrote an informative article for PF Insights about the representation of the night sky. The article discusses the relationship between visual magnitude, distance, and the Hertzsprung-Russell diagram. It also mentions the location of white dwarfs in the lower left of the graph, which may have been a typo.
- #2
Drakkith
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That was an awesome article, Janus! I had no idea of the relationship between all those different factors! It's interesting how you start with a plot of visual magnitude vs distance and gradually morph everything until you get to the Hertzsprung-Russell diagram!
- #3
Jando
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From the article: Down in the lower right of the graph are the white dwarfs
Reference https://www.physicsforums.com/insights/representative-night-sky/
Shouldn't that be the lower left? :)
Reference https://www.physicsforums.com/insights/representative-night-sky/
Shouldn't that be the lower left? :)
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This is why real authors have editors.Jando said:
Related to How Representative is the Night Sky? - Comments
1. How is the night sky represented?
The night sky is represented by the stars, planets, and other celestial bodies that can be seen from Earth. These objects are visible due to the reflection of sunlight off of their surfaces.
2. Are all the stars in the night sky the same distance away from Earth?
No, not all stars in the night sky are the same distance away from Earth. Some stars are much closer to Earth than others, while some are millions of light years away.
3. Is the night sky representative of the entire universe?
No, the night sky is not representative of the entire universe. The visible night sky only represents a small portion of the universe, as there are many more galaxies and objects beyond what we can see with the naked eye.
4. Are there any factors that affect the representation of the night sky?
Yes, there are several factors that can affect how the night sky is represented. These include light pollution, atmospheric conditions, and the location and time of observation.
5. Can the night sky be represented differently in different parts of the world?
Yes, the night sky can appear differently in different parts of the world due to the Earth's rotation and the position of the observer. For example, constellations may appear upside down or in different positions in the sky depending on the observer's location.
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