Tag Archives: astro2110

Post 8

Now that the class has concluded, I would like to reflect on astronomy and the importance of the material that we learned. Astronomy is a fascinating topic, not only because of the nature of exploring the universe, but because it has implications for nearly every other science. From studying astronomy, we make revolutions in subjects […] Continue reading

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Post 7

The Fermi Paradox essentially states that given the size of the universe, there should be aliens. So where are they? This paradox is based on various estimation equations like the Drake and Seager equations, which are ways to estimate the number of other intelligent civilizations in the galaxy that should theoretically be able to contact […] Continue reading

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JUICE Explorer

As discussed briefly in class, the European Space Agency (ESA) just successfully launched the Juice (formerly JUICE: JUpiter ICy moons Explorer) mission on April 14th! I had no idea this mission even existed before it was mentioned, so I decided to explore it further. The goal of this mission is focused on Jupiter’s moons. While […] Continue reading

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Binary on the Golden Records

The Voyager Golden Records are the successors to the pioneer plaques in that they were launched four years later and contain more information than their predecessors. As phonographic record, there are lots of sounds and images of life on Earth contained on them, which can be read in detail here. The cover of the records, […] Continue reading

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Variable Stars and change in the Night Sky

Image of Omicron Ceti (Mira) Source: Digitized Sky Survey 2 Looking up at the night sky it may seem that while the stars do move around, they remain the same brightness all year round. This was a common belief pushed by philosophers like Aristotle, believing that stars are eternal and invariable. However in 1638 Johannes […] Continue reading

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The Statistics of Life

Artist interpretation of Kepler-452b, currently the most Earthlike planet discovered, which could potentially have an atmosphere and life Source: NASA Ames/JPL-Caltech/T. Pyle When faced with an effectively boundless universe, it inevitable to ask the question of how many other lifeforms are out there. In asking this question we tend to be a bit biased, looking […] Continue reading

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Final Post

It has been a long and interesting semester, filled with learning about everything from the laws of gravity, to the instruments of astronomy, and even alien life. Over the course of this semester, my view of the Solar System has changed drastically, both in detail and much more generally. I’ve learned many surprising facts about […] Continue reading

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Binary in the Pioneer Plaques

About the size of a license plate, the Pioneer plaques were placed on the Pioneer 10 and Pioneer 11 spacecrafts with the hopes of reaching intelligent extraterrestrial life. The two circles on the upper left of the plaque represent two hydrogen atoms, the most abundant element in the universe. If you look closely, the line […] Continue reading

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The Search for Extraterrestrial Life: Exploring Mars, Europa, and Beyond?

Throughout history, humans have been intrigued by the possibility of life beyond our planet. With modern advancements in space exploration and technology, the quest for extraterrestrial life is more achievable than ever before. NASA and other space agencies have initiated numerous missions to explore our solar system and beyond in search of signs of life. […] Continue reading

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Farewell, for now

I have always loved the stars, nebulae, planets, and all the space in between, but I never had a chance to seriously study them until this year. I am incredibly grateful that I was able to devote two classes (and a lab!) to learning more about the processes that govern solar system formation and how […] Continue reading

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