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Author Archives: thomasridgway
What’s in store for the future?
The field of astronomy is fascinating; there is much that we have yet to learn. This semester in Astro 201 …
Extraterrestrial Detection
Perplexed by the lack of communication by extraterrestrial beings, Freeman Dyson proposed a new tool for searching for intelligent life. …
Posted in Historical, Universe
Tagged astro201, blog9, Dyson Sphere, intelligent life, megastructures
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Avoiding Asteroids
We currently do not have any way of deflecting asteroids coming dangerously close to us. Although there aren’t any predicted …
Posted in Class, Instruments, Universe
Tagged asteroid impact, blog8, deflection, nuclear
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Life on Europa?
Europa is proposed to be a top contender in the possibility of having extraterrestrial life. Under the ice, the oceans …
Reversing Mars
We’ve all at one time or another thought about how fantastic it would be to inhabit another planet and to …
Posted in Class, Terrestrials
Tagged astro201, Atmosphere, blog5, Mars, terraforming
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Telescopes and Turbulence
There are many problems that earth-based telescopes must cope with. Besides light pollution, the largest one is dealing …
Posted in Class, Instruments, Universe
Tagged astro201, Atmosphere, blog4, diffraction, telescope, turbulence
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The Doppler Effect
Have you ever heard an ambulance fly by you and noticed that the pitch changes as it approaches you, and …
Historical Astronomers in Context: Johannes Kepler
Johannes Kepler (December 27, 1571 – 15 November, 1630) was known for his incredibly influential three laws of planetary motion. When …
Posted in Historical
Tagged astro201, HW6, Kepler
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