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Tag Archives: extraterrestrials
Blog Post 7: What Will Happen If We Do Find Life Out There In Space?
The common question when thinking about life in space is always “Is there even life in space”? But few people think about what would actually happen next if we were to find life out there beyond the stars. If we ever do receive a message from extraterrestrial beings, many people have this vision of it […] Continue reading
Posted in Aliens, Class
Tagged astro2110, blog7, extraterrestrials
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Could We Even Communicate With Aliens If We Found Them?
After learning about the Golden Record, Arecibo message, and other ways astronomers have attempted to communicate with extraterrestrial life (if it is out there), I can’t help but think this outreach is very limited to civilizations that communicate in exactly the same way as we do. This seems unlikely to me, given the extreme diversity […] Continue reading
Posted in Aliens
Tagged astro2110, blog7, extraterrestrials, SETI
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Call Me Maybe?
Unfortunately, I come to the conclusion at the end of this class that it is extremely unlikely, and mathematically almost impossible, that we will receive any extraterrestrial contact within our lifetime. Reading about SETI makes me happy that humans have thought to reach out and prioritized it in a way (it is a very expensive […] Continue reading
We Come in Peace! (If you can Find Us)
It’s a common theme for me within this class to fixate on the possibility of life beyond Earth, and I’m glad to do that once again with today’s blog post. I want to respond to the book’s claim that life on Mars is an “extraordinary claim”. While it’s true the bold assertion like the one […] Continue reading
Posted in Aliens, Class, Terrestrials
Tagged astro2110, blog3, extraterrestrials
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Extraterrestrial Existence
Shouldn’t Earth have been visited by extraterrestrials already? Enrico Fermi, a physicist from Italy, asked the same question in 1950 and sparked a wonderful conversation in the field of astronomy and astrobiology. In 1975, Michael Hart published “An Explanation for the Absence of Extraterrestrials on Earth,” noting that the lack of intelligent life from the … Continue reading Extraterrestrial Existence → Continue reading
Posted in Aliens, Historical
Tagged astro2110, blog7, extraterrestrials, fermi, Uncategorized
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I Want To Believe!
Forget Fermi’s paradox. Forget the Drake equation. Yet another hot-button topic relating to astronomy and (potential?) extraterrestrial life is- you guessed it- unidentified flying objects (UFOs for short). Do I think it’s kind of a stretch that I’m relating this to chapter 24? Absolutely! But with the (relatively) recent declassification by the Pentagon of three… Continue reading
Posted in Aliens, Class, Historical, Space Travel
Tagged astro2110, blog7, extraterrestrials, UFOs
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Extraterrestrial Civilizations: The Drake Equation
We all love hearing stories about aliens and extraterrestrials. But what if I told you that there is a probabilistic equation that is used by scientists to estimate the amount of active and communicative extraterrestrial civilizations there are in the Milky Way. It is called the Drake Equation and it was made by Frank DrakeContinue reading “Extraterrestrial Civilizations: The Drake Equation” Continue reading
Posted in Class
Tagged astro2110, blog6, drake equation, extraterrestrials
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Let’s Talk about Aliens
I don’t know about you, but thinking of aliens brings up images of UFOs and bright green skin, bulbous heads and an echo of “Take me to your leader.” However, this representation of extraterrestrial life is simply something made up by… Continue reading
Posted in Aliens
Tagged astro2110, blog6, drakeequation, extraterrestrials, fermiparadox
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Life: A Love Story
Sitting in my late-night astronomy lab last night, we watched a computer simulation (based completely on real, observed data) take us out as far into the universe as our understanding has gone. Starting in the Himalayas, Tibet, then Planet Earth, and rapidly, sooner than I thought possible, we were so far out of my realm … More Life: A Love Story Continue reading
Posted in Aliens, Class, Exoplanets, Universe
Tagged astro2110, blog6, extraterrestrials, Solar System, Uncategorized
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Blog 9 (The Unlikelihood of Intelligent Life)
Based on current scientific evidence, asteroids could have spread organic molecules to Earth and many other planets throughout the universe. In all likelihood, there are many organic molecules on most of the planets in the habitable zones of their galaxies, and it definitely seems possible that with all these organic molecules, some kind of primitive […] Continue reading
Posted in Class, Universe
Tagged astro2110, blog9, extraterrestrials, intelligent life
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