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Tag Archives: blog9
Faster-than-light Travel
Many different propulsion methods have been proposed for interstellar travel. One of the most intriguing is hypothetical faster-than-light travel. Most sci-fi movies contain this in some form, whether it be the Millennium Falcon traveling through hyperspace or the Endurance traveling through a wormhole in Interstellar. A few different methods have been postulated for faster-than-light travel. […]
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Posted in Space Travel
Tagged Alcubierre, astro201, blog9, interstellar, technology, wormholes
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Voyager 2
Today Voyager 1 was on Earth just 38 years and now it’s more than 130 AU away. It is venturing into deep space and exploring areas of the Universe that we have never seen before. On September 12, 2013, the spacecraft left the Solar System. The spacecraft is unique and fascinating in many ways. We […]
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Posted in Instruments, Space Travel
Tagged astro201, blog9, family portrait, golden record, technology, voyager
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The Golden Record
Regardless of whether or not life beyond Earth actually does exist, it is fascinating to consider how extraterrestrial life might view Earth and Earthlings. Most of the time, people tend to focus on how humans on Earth would respond to aliens, should they come into contact, However, during lecture the other day, I was intrigued […]
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Posted in Aliens, Universe
Tagged astro201, blog9, communication, goldenrecords, technology
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Earth’s Cousin
Source: slate.com This picture is an artist’s depiction of what the rocky planet Kepler-186f might look like. On April 17, 2014 astronomer’s announced that they had found this planet using the transit method, making it the first confirmed earth-size exoplanet in the habitable zone! There is no data yet on whether or not Kepler-186f has…
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Some pretty extreme(“ophiles”)
Image from wikipedia.com That above picture is of a water bear, one of multiple really cool extremophiles discussed in this article. The article makes a really cool comment about how we are lucky that water bears, and the same probably holds true for other extremophiles as well, are so small. Otherwise, it is likely that […]
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Posted in Aliens, Exoplanets, Science
Tagged astro201, blog9, extremophiles
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Blog Post #9: 11 of the Weirdest Solutions to the Fermi Paradox
Of all the topics covered in this class, I found the Fermi Paradox the most interesting, and this is probably …
Posted in Aliens
Tagged astro201, blog9, Fermi Paradox
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‘Definite Evidence’ Of Alien Life Within 20-30 Years
In a panel discussion earlier this month, NASA Chief Scientist, Ellen Stofan, said that there is definite evidence that we will find alien life within the next 20-30 years. She defines life not as ‘little green men’ but microbes, which…
Posted in Aliens, Exoplanets
Tagged astro201, blog9
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Are You There, Universe? It’s Me, Earth.
In 1974, to celebrate the remodeling of Puerto Rico’s Arecibo radio telescope, the Arecibo message was sent toward the globular star cluster M13 (located 25,000 light years away from our sun) through radio waves. The message was written by Dr. Francis Drake (of the Drake equation) and Carl Sagan, among others. Aimed at other civilized … Continue reading Are You There, Universe? It’s Me, Earth. →
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Posted in Class
Tagged arecibomessage, astr201, blog9, extrasolarlife
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Liquid Confidence
“I believe we are going to have strong indications of life beyond Earth in the next decade and definitive evidence in the next 10 to 20 years,” Ellen Stofan, chief scientist for NASA. “It’s definitely not an if, it’s a when,” said Jeffery Newmark, one of Stofan’s colleagues. NASA made these bold claims at a […]
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Posted in Aliens, Dwarf Planets, Historical
Tagged astro201, blog9, microbes, technology
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