Questions about observation performed in the radio frequency range of the electromagnetic spectrum (between 10 MHz and 1GHz).

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Is there a cosmic, rather than technological, upper limit to what a telescope can resolve?

Space radio interferometers could have a baseline of millions of kilometers, but is there a point where a larger baseline doesn't improve the resolution anymore because the photons observed are ...
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Is there any astronomical phenomena that could emit strong radio waves with multiples of a discrete frequency?

In the New Scientist article Is this ET? Mystery of strange radio bursts from space, it is reported that several times since 2001, astronomers have detected fast radio bursts that seem to have a ...
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How will the Breakthrough Initiatives affect other astronomy observations?

BACKGROUND The Breakthrough Initiatives is in the news because of a $100 million private donation for a SETI project. It doesn't seem to be for building any new observatory (but maybe for buying ...
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How to learn data analysis for radio telescope?

I have done some research about Radio Astronomy to build a radio telescope with a number of arrays. I have read one of the prerequisites of working with radio telescope is a good knowledge about ...