Monthly Archives: January 2013

Which Constellations are Visible All Year Long from the Earth’s Equator?

Question: What are constellations [are] visible from the equator all year round, and [which] constellations [are] NOT visible all year round ([from the] equator)?  — Chae Answer: There are no constellations visible all-year from the Earth’s equator.  By the same … Continue reading

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Black Hole Basics

Question:  I think I know what is in black holes [and] why black holes are black, because they swallow everything, even light? Well my theory is that nothing but what the black hole sucked in is in there and that … Continue reading

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Can Black Holes Swallow Other Black Holes?

Question:  Can a black hole be swallowed by a super massive black hole? And if it could, how would we be able to see it?  — Shayna Answer:  Yes.  If such an event occurred, and we were looking in the … Continue reading

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Some Celestial Events for 2013

Question:  Regardless of Time and Time Zones, what location (coordinates) on Earth will be first in January 2013 to experience the following: In the evening the Sun sets in the west before the “visibly” Full Moon rises in the east–Might … Continue reading

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Digitization of Signals Measured by Telescopes

Question:  I visited the VLA site west off Socorro N.M. yesterday mid-day.  Wonderful environment.  When reading about the electromagnetic energy wavelength spectrum and learning that most of the data you collect is digitalized, I thought of a question which I … Continue reading

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Scientific Methodology

Question: Do you know of a good book that explains the scientific methodology and evidentiary reasoning processes employed by astronomers and cosmologists?  — Carlos Answer: I could not find a reference to a book on this very subject, but can … Continue reading

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Exoplanet Detection Techniques

Question: My question is two-fold and relates to exoplanet detection. Firstly, it seems like the two most successful detection methods, namely the transit and radial velocity methods, rely on exoplanet systems being edge-on relative to our vantage point. Is this … Continue reading

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