New answers tagged sun
0
votes
Intensive reflection of sunlight at sunrise/sunset
The reason for the red glowing of the trees and the snow is the same as for why the sky appears red during sunset/sunrise and blue during the day: It's Rayleigh scattering. (You'll find plenty of ...
2
votes
How is volume defined and measured in nuclear physics, in particular regarding the Sun’s core?
How is volume defined and measured in nuclear physics, in particular regarding the Sun’s core ?
Since we don't attempt to define the size of things like the Sun's core or the Earth's core down to the ...
14
votes
Nuclear fission in the Sun
There must be spontaneous fission of uranium taking place in the Sun. But the long half-life of this process, combined with the very low abundance of uranium means that fission is a totally negligible ...
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