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Tuesday, Jul 7, 2009

Science have always been a strong interest of mine. Astonomy is one area of science I have particularly enjoy reading about through various of websites, books and magazines and watch tv shows like on Discovery Channel about space. Looking at just our solar system with eight planets, dwarf planets, and moons, there are alot of questions havent been answered and new places have yet to be discovered.

One such place is Saturn's moon named Enceladus. The moon is most covered in a layer of ice which have a diameter of 500km(310 miles), which is only 15% the size of our Moon. Enceladus have been a highlight for new discovery and questions since the Saturn probe, Cassini arrived that in 2004. Cassini probe have taken photos have the southern hemiphere of "tiger stripes" cracks in the ice. It have been observed that liquid water have erupted from these cracks with infrared imaging of the south region showing activity. This activity is caused by liquid water under the surface from sort of energy source that is causing the water to be come liquidified.

"It had a wide range of terrains ranging from old, heavily cratered surfaces to young, tectonically deformed terrain, with some regions with surface ages as young as 100 million years old."

Noticing the photo below of Enceladus. It shows the northern part of the moon to be heavily cratered while the southern pole is not. A high probabily that there is some sort of tectonic activity, that would "erase" any kind of impact craters that did exist. Tectonic activitiy and other information of Enceladus will be at the link below.

Why is Enceladus is such a big interest? Well because of the liquid water that is located underneath the southern pole. This water to become water would have some sort of energy to make it liquid. This energy would be heat energy. Life, such as bacteria, would have a possibility of surviving beneath the ice. If the Enceladus had a stable enough environment for a billion years or so, this bacteria could evolve into higher forms of life such as worms or fish.

http://en.wikipedia.org/wiki/Enceladus_(moon)

Posted by Jd1680a, 11:33pm
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after Army I'm gonna study at some college or university Astronomy coz it's very interesting as well to me or computers coz that's what I'm already good at
Posted Jul 8, 2009 8:42 am PT
Very interesting. I liked astronomy when I was younger, but growing up kept me more focused on life on this planet in particular. It is something I want to take up soon. I still read Asimov from time to time.
Posted Jul 8, 2009 9:05 am PT
Interesting
Posted Jul 8, 2009 9:20 am PT
The knowledge gained from Enceladus from Cassini is only very recent. Ten years ago anything that is present now as a fact was a complete unknown before Cassini arriving Saturn. Some people would say that spending billions of dollars in throwing things into space is a waste of money. However, looking at the information that have been gathered in the past four years, its all been worth spending money to explore the unknown.
Posted Jul 8, 2009 9:46 am PT
well planet earth will be doomed soon by the rate of resources left we'll have to move on to new planet
Posted Jul 8, 2009 3:44 pm PT
life on earth already has an end date, about a billion years from now the temperature on earth will rise so no liquid water can exist. And then after that the sun will expand and extend past the earths current orbit, possibly swallowing the earth, or completely destroying whatever atmosphere is left.

Anyway I subscribe to a astronomy picture of the day, the universe never fails to amaze me. Landing a man on Mars will be the next big thing I hope to see in my lifetime (hopefully within 10 years) The final frontier indeed.
Posted Jul 8, 2009 5:14 pm PT
Ur blog seems as mass effect .........

Although it's very serious blog, i shouldn't be laughing, So SORRY but as every other human I have strange fictions about space but astronomy is definitely not my field..........

Sometimes I think, in future we will eat resources of earth & would have to move onto another planer but other time I think, it's just a fairy tale, Any Views????
Posted Jul 9, 2009 7:52 am PT
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  • Jd1680a
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