Questions regarding the visible night sky during nighttime from Earth.
The night sky is the visible realm during the night when a viewer from Earth can see various objects such as Planets, Stars, Galaxies, and many other objects.
Questions tagged [night-sky]
126 questions
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3 answers
How much do the constellations change if the viewpoint moves within a solar system?
My question is pretty simple. How would the night sky change if you were in a different planet within the same solar system? Specifically the fixed stars. Would the constellations be essentially the same? Different? Of course, having more or less…
skout
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6
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Is there a star everywhere you look?
What % of the sky is occupied?
Intuitively, when you look up at night most of the sky is black "space". Of course, our eyes are not very sensitive, so that's a dubious measurement.
Imagine if our eyes worked as some ancients believed, with rays…
gomennathan
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4
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1 answer
What did the night sky look like 100,000 years ago?
Question in the title. Would any constellations be identifiable?
GoingFTL
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3
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Why doesn't the night sky keep on getting brighter and brighter every day?
I think this should happen because of the below logic.
Consider Day 0 of planet earth. There is no light coming from any surrounding star that has reached our planet and hence its pitch dark.
On Day 1, the light of 1 star reaches us. And once it…
apps ranevi
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What were these lights in a line in the sky?
Hello dear astronomy community,
On September 7 at 8:00pm me and my friend were hiking towards the Hollywood sign. We noticed roughly 10-15 bright lights moving in a line on the sky. That was very confusing to me, as I've never seen that before. They…
Richard
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