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Daily Archives: April 6, 2015
The Search for Extrasolar Planets
Extrasolar planets, or exoplanets, lie outside our solar system. We have so far discovered nearly 2000 exoplanets, most of which are Jovian planets like Jupiter. However in 2009, a possibly Earth like planet was discovered: Gliese 581d had the potential to support liquid water on its possibly rocky surface. It has a mass of around […]
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Posted in Exoplanets, Instruments
Tagged astro201, blog7, Gliese 581d, search techniques
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Martian Aurora?
Source: National Geographic NASA’s MAVEN spacecraft has recently detected a strange aurora in the lower atmosphere of Mars. Dubbed “Christmas lights” by scientists, the mysterious phenomenon occurred for five days in December, following a solar electron storm. On Earth, auroras are formed when these particles slam into atmospheric atoms, but on Mars, the lack of […]
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Studying the Effects of Space Travel on the Human Body
NASA is conducting an experiment to determine the effects of living in space on the human body. Such studies have been done before, but this one is unprecedented in the length of time the subject will spend in space (a full 365 days) and in that the participants are identical twins. One astronaut named Scott […]
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Posted in Space Travel
Tagged astro201, blog8, ISS, twins
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Exoplanet in Four Star System
Source: Discovery News Astronomers recently discovered the second exoplanet known to be part of a four star system. To find a planet in such a system is rare because the gravitational interaction between the stars are likely to remove planets from any sort of stable orbit. Four star systems are fairly rare themselves, making up […]
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Planet Discovered with Four Parent Stars
Binary star systems, like the one featured in the Tatooine system of Star Wars are common in the universe with half of all systems being comprised that way. Ternary system, or systems with three stars, are more rare, and even more rare are quaternion systems. Planets within these four star systems are also rare, so much so […]
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The Toughest Creature in the World
In the early 1700s, several different scientists examining the components of water and water habitats came across a miniscule creature …
Posted in Science, Space Travel
Tagged astro201, blog8, extremophile, life, tardigrade, water bear
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0.58% vs 24%
The new NASA 2016 budget proposal of $18.53 billion was a $519 million increase from the $18.01 billion of 2015. However, despite NASA’s countless achievements and positive reputation, many people believe NASA’s budget is too high. Disregarding the significant influence that politics exerts on NASA, the main reason for public dissatisfaction towards NASA is due to … Continue reading 0.58% vs 24% → Continue reading
0.58% vs 24%
The new NASA 2016 budget proposal of $18.53 billion was a $519 million increase from the $18.01 billion of 2015. However, despite NASA’s countless achievements and positive reputation, many people believe NASA’s budget is too high. Disregarding the significant influence that politics exerts on NASA, the main reason for public dissatisfaction towards NASA is due to … Continue reading 0.58% vs 24% →
Continue reading
Blog Post #8: Mike Brown and Eris
We did blog posts on historical astronomers, so why not take a look at recent history, too? Mike Brown was briefly mentioned …
Posted in Historical
Tagged astro201, blog8, Eris, Mike Brown, Solar System
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Blog Post #7: Comets Can Be Artists Too
bbc.com A new study shows that Mercury may have been “painted” black by passing comets. In class, we have learned to compare …
Posted in Small SS Objects
Tagged astro201, blog7, Comets, mercury, Solar System
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