Astrophile – A star just like our own sun

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Posted April 20, 2012 by Johnny2x in Science

Astrophile 

Object: the star HIP 56948
Size: same as the sun
Temperature: same as the sun
Composition: same as the sun
Planets: same as the sun?

On an alien world remarkably like Earth, a sun rises. Its tiny disk scours the landscape with harsh, blue-tinted light… wait a minute, that’s not right. On an alien world remarkably like Earth, a sun rises. Its vast face floods the landscape with an eerie blood red glow. No no – this is still no place like home.

In the search for other Earths, the main goal is to find a planet the same size as ours that sits in the habitable zone – the region around a given star where planetary surface temperature would be similar to ours, allowing liquid water to exist. Almost all stars have such a zone. Around a hot bright star it is further out than Earth’s own orbit; with a dim star it is further in.

read more at New Scientist

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About the Author

Johnny2x

John created the HowsYourRobot.com just because he cares about each and everyone of you. He likes science, technology, movies, and music. He also likes long walks in the park but only at night and in most dangerous park he can find AND he discovered the internet while playing in his back yard as a child. Some of this is true and some of it is not.

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