miércoles, 25 de mayo de 2011

LIFE ON OTHER PLANETS: TITAN

How is Titan similar to Earth:?

View on one of the Lake on Titan

On this satellite image taken by NASA Gassani, we can see how Titan is similar to
some landscapes on Earth and its rivers


Titan is similar  to the earth by having rain, lakes and rivers. The lakes are not made of water ut by methane. The reason Methan is the liquid found in the lakes is because the temperature on Titan is -180ª so the methane condenses in to liquid Methan. Some scientits say even there maybe some kind of life on Titan.

This is a nice video about Titan.

Can you explain why this is good news if there is some other lifeforms?


I think this is an interesting discovery because maybe we could discover some kind of life and maybe use them as new food, or to do clothing.  we could take some of it back to earth. We could also find new materials and new energies. If we find life on Titan it could help us to understand how earth got life.



What did you learn today that you can share on your blog?

Today I learned from the video that Saturn moon, Titan, has lakes of methane liquid.
Also  I learned  that if you go to the desert in Lybia it is just like if you are on the surface of Planet Mars. 
I learned that in 2008 the athmosphere of earth slowed down a melted meteorite because of the friction.
Mercury does not have any athmosphere so lots of craters have been formed because there was nothing to slow down of melt the meteorits.



Solar System










Sources for pictures: NASA.org

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