Question: How can you measure the mass of a black hole with radio waves? What is the mass of…
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Why Do You Need So Many Radio Telescopes?
Question: Why do you need so many radio telescopes? Do they all receive exactly the same frequency? How are…
How Does a Single Dish Telescope Make Images?
Question: How does a single-dish telescope, such as Green Bank, produce images–at least images of more than one pixel?…
How Do You Distinguish Between People-Made Signals and Those From Space?
Question: You have loads of terrestrial interference, so how do you know the signals you receive are extra terrestrial?…
Current and Future Radio Observatories in Antarctica?
Question: I would like to know or find out if you have any information on Antarctic radio telescope/observatories programs…
How to Turn an Old Satellite Dish into a Radio Telescope
Question: I am a high school teacher and three of my students are trying to build a radio telescope…