Questions tagged [the-sun]

Questions regarding the Sun, or Sol in Latin, the star at the center of the solar system Earth is in.

The Sun, also named Sol in Latin and Helios in Ancient Greek, is the star at the center of our Solar system. It should not be confused with the barycenter of the Solar system, that moves relative to the center of the Sun and can in fact be out of its body, or central stars of other celestial systems.

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Is there any wavelength at which the Sun is both transparent to and quiet of electromagnetic radiation?

Expanding a bit on this question: Is it possible to communicate in space while the sun is between parties? Is there any wavelength usable by our presently available technologies at which the Sun is both quiet and transparent? If so, could a signal…
Anthony X
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For an object in a geostationary orbit to have the same apparent diameter as the sun, how big would it have to be?

I know this is just a maths question, but sorry I can't work it out :p Suppose you wanted to make something like Mr Burns' sun blocker: But in orbit, not attached to the ground. This would be a stoopid way to tackle global warming, but it's the…
Ne Mo
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