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- It is the oldest science
- Explains the evolution of the universe
- Amateur astronomers can play an active role in astronomy
- The invention of telescopes evolved astronomy into a modern science
- Often studied in conjunction with cosmology and/or areas of physics such as quantum mechanics.
- Stargazers are actually looking at stars as they were years ago. It takes a long time for the light to reach Earth
- People are actually made out of star remnants. Any atoms heavier than hydrogen have been expelled from supernovae.
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Astronomy is the study of energy and the positions, dimensions, distribution, motion, and composition of matter in outer space. It also involves the evolution of celestial bodies and phenomena.
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Glossary
- Star: A large ball of plasma powered by a continuous cycle of thermonuclear fusion
- Solar System: Made up of the Sun and all of the objects that orbit
- Galaxy: Is a rotating cluster of objects that can include stars, solar systems, dark matter and space dust
- Planet: Defined as a large mass that orbits the Sun with enough gravity to round itself
- Asteroid: Smaller solar system objects that do not have a coma
- Comet: Similar to asteroids, but form a coma and generally a tail
General Subfields of Astronomy and Astrophysics
- Astrobiology
- Astrochemistry
- Astrodynamics
- Astrogeology
- Astrometry
- Cosmology
- Exoplanetology
- Extragalactic Astronomy
- Galactic Astronomy
- Planetary Science
- Stellar Astronomy
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Modern Day Astronomers
- The Following Links are to Wikipedia:
- Stephen Hawking
- Albert Einstein
- Edwin Hubble
- Carl Sagan
- George Ogden Abell
- Bohdan Paczynski
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Astronomy Theories
- The Galileo Project: Copernican System | Atomism | On Motion
- Wikipedia: Heliocentrism
- Bluffton University: Models of the Solar System
- National Oceanic and Atmospheric Administration (NOAA): Astronomical Theory of Climate Change
- University of St Andrews: Ptolemy's Hypotheses on Astronomy
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Astronomy Questions
What is the absolute proof that the Universe is expanding not contracting? 4 AnswersThere is no absolute proof until we go out there and measure it directly, but the current theory is well supported by multiple lines of evidence. First is the c... read more
How can I make my @astronomy Twitter account the most enjoyable and effective? 8 AnswersI really like the Purple Background. What you have so far is exactly what I want. You have to think about what you want your brand to represent. Make peopl... read more
Do you like Astronomy? If so, what is your favorite topic? 3 AnswersI am interested in Astronomy as it relates to Black Holes and Gravity The reason for this interest is fear. I like to confront fear, it makes me feel good. I b... read more
Do you think that not enough emphasis is placed on astronomy? Why or why not? 3 AnswersI don't think that enough emphasis is being placed on astronomy and the surrounding sciences. That research and development will be critical when the population... read more -
Google Products (Froogle)
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Wiley Publications Book: Astronomy: A Self-Teaching Guide, 6th Edition - $19.95
www.bhphotovideo.com -
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