Author Archives: Charles Littleton

Blog 7:Fermi Paradox

Posted on May 4, 2022 by Charles Littleton

The Fermi paradox is the conflict between the lack of evidence for extraterrestrials and the high estimates for their existence . The name came from the Italian-American Physicist Enrico Fermi. He was roughly quoted as saying “Where is everybody?” This paradox has been explained by saying that the number of intelligent civilizations is very low. […] Continue reading →

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Blog 5: Eris

Posted on April 17, 2022 by Charles Littleton

Eris is a trans-Neptunian object and is the second-largest dwarf planet in the solar system. It was discovered in 2005. It is .28 % the mass of Earth. Eris has one large moon, Dsymonia.It is about  96 AU away from the sun. Its orbital period is 559 Years. Its surface has methane ice. This shows […] Continue reading →

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Blog 6: Planet Nine

Posted on April 17, 2022 by Charles Littleton

Planet Nine is a hypothetical planet on the edge of the solar system. Its gravity would explain the weird orbit of objects beyond Neptune. It is predicted to be 5 times the size of Earth. It is assumed to be about 400- AU The Scientists who created this hypothesis believe that the star formed much […] Continue reading →

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Cool Parts of the Atmosphere of Venus

Posted on March 22, 2022 by Charles Littleton

Composition of Venus’ Atmosphere 96.5% Carbon Dioxide 3.5% Nitrogen Venus lacks a magnetic field. Its ionosphere separates it from outer space and the sun’s wind. 4 Billion Years Ago it is assumed that the atmosphere of Venus was a lot like earth’s atmosphere. There could have been liquid water. The area 50-65 km above the […] Continue reading →

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What was Theia?

Posted on March 22, 2022 by Charles Littleton

Theia was about the size of Mars. It orbited with Earth.  It crashed into the Earth and the debris helped create the moon. The core of Theia combined with the core of Earth. Scientists disagree on this and some believe that it formed into multiple moons. It is hypothesized to have orbited in the L4 […] Continue reading →

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Blog 2:Spectroscopy

Posted on February 20, 2022 by Charles Littleton

Spectroscopy is the information that comes from a spectrum. The spectra of an object tell us the electrical electromagnetic radiation, the chemical composition, and the wavelength of an object. Each type of molecule and atom will react to the electromagnetic radiation in a different way. One type of spectroscopy, absorption spectroscopy , the light is […] Continue reading →

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Galileo in Context

Posted on February 10, 2022 by Charles Littleton

1564-1642 More info on Galileo A significant event that happened during Galileo’s time was the settlement of Jamestown,Virginia.(1606) Another significant event that happened was the publication of the King James Bible in England.(1611) A significant figure that was alive during Galileo’s time was William Shakespeare.Shakespeare was born April 23, 1564.He died on April 23,1616.Shakespeare is […] Continue reading →

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Blog 1:What Causes Seasons?

Posted on January 30, 2022 by Charles Littleton

It is commonly believed that the Earth’s distance from the Sun determines the seasons. The Earth’s orbit is lopsided and we are closer to the sun at different times in the year. In the northern hemisphere, we are closest to the sun when we have winter debunking the misconception that the distance to the sun […] Continue reading →

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About Me

Posted on January 25, 2022 by Charles Littleton

My name is Charles Littleton. I am from Nashville, Tennessee. This picture shows the beautiful Nashville skyline. This is my introductory blog for Astro 2110. Continue reading →

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