Friday, April 30, 2010

Extrasolar Planets

1. The four ways would be Radial Velocity,Astrometry,transit mathod, optical detection

2. Radial Velocity makes since to me because it explains how the stars are positioned becuses of a plane's gravity pulling towards them.

3. The concept of the Goldilocks Zone, is to find expoplanets that have charactersitics of the Earth and that contains life.

4. Gilese would have normal temperatures like Earth. The stars would be very close to Earth. It would look like very normal humans. Play, talk regulary.

5. I really do not believe in aliens because there was really no evidence found to actually prove that there were aliens. Because of this, astronomers were having such confusion, and debate.As of today I do not consider to believe that aliens live.

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