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2
votes
2answers
48 views

Is it possible to block light pollution?

The old theory about seeing stars during the day if you stand i the bottom of a well or chimney is proven wrong because the atmosphere scatters the sunlight and makes it too bright to see the stars ...
1
vote
3answers
84 views

astronomy & light pollution [duplicate]

If you were staring to the sky in a big city and electricity is turned off in a big area around you, would you be seeing the sky with little light pollution instantly?
1
vote
2answers
402 views

Light pollution calculation using camera

Is it possible to calculate light pollution values using camera (analyzing camera feed) integrated in new smartphones (8 Mpx camera) but with pretty decent accuracy? Or that is only possible with ...
6
votes
4answers
85 views

Does the current light pollution set a fundamental limit for the range of Earth-based telescopes?

As far as I know, all deep-sky pictures are captured with the Hubble Space Telescope. If there would be no atmospheric distortion, could we make deeper pictures in the optical spectrum with ...