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Your search for "amateur astronomy" returned 15 results
How Sunspots Work
science.howstuffworks.com/sunspot.htm
Sunspots are explained in this article. Learn about sunspots.
How the 'Wow!' Signal Works
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/wow-signal.htm
In 1977, SETI volunteer Jerry Ehman saw a transmission so exciting he circled it on paper and wrote the word "Wow!" It seemed to indicate a message from outer space. But what was it really?
Just How Many Galaxies Are in the Universe?
science.howstuffworks.com/dictionary/astronomy-terms/galaxy.htm
Galaxies are large systems of stars, gas, dust and dark matter that orbits a center and is bound by gravity. Learn about the characteristics of galaxies.
How the Voynich Manuscript Works
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/voynich-manuscript.htm
It's a massive book that no one can read, and it has fascinated scientists, historians and cryptographers for decades. Is it a textbook, an encyclopedia ... or an elaborate hoax?
How to Have a Great Date on a Budget
health.howstuffworks.com/relationships/dating/how-to-have-a-date-on-budget.htm
Want to know how to have a great date on a budget? Visit Discovery Health to learn how to have a great date on a budget.