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Can One Use a Telescope to Observe Objects in the Future as Well as the Past?
Due to the fact that the speed of light is a constant value throughout the Universe, one always sees…

Object in the Western Evening Sky in February?
I suspect that what you were seeing was the bright planet Venus. The “ringing” structure you are seeing in…

Simplified Block Diagram Showing How Radio Interferometer Images Are Formed?
I believe that this question has been answered previously at “How Does a Radio Interferometer Work?”. This answer includes…

Can One Detect Meteor Scatter and Solar Storms with an AM/FM/Shortwave Radio?
I think that it would be difficult to detect meteor scatter or solar storms with an AM/FM/shortwave radio for…

Radio Telescopes in Orbit
In fact, we have already put a number of radio telescopes into space designed to do a wide array…