2. exoplanets there are currently 3012 known ones A couple are
thought to be habitable
3. tatooineOne was discovered orbiting a binarystar so some
call it tatinoeLife from
4. Exoplanet orbitsUnlike us exoplants have highly
ellipticalorbits
5. How they arediscovered By see the gravic effect they have on
there host stars by discoved the light they block there host
stars
6. Diffent types ofexoplanetsAt first the only ones they
coulddiscover where super close to the star +big
7. WaterAt least one exoplanet has confirmedwater this is
exiting because water isneed for life
8. How they formed Just like normal planets the rocky ones
formed Close to the star where metal and rock chould condense welll
the other one formed where it was cold enogh for ice to form
9. bib Tmonroe85. "How Close Is the Nearest Solar System to
Ours?" Yahoo! Answers. Yahoo!, 2009. Web. 01 May 2009. . "How
Planets Form How Planets Form." The Outer Planets: How Planets
Form. University of Colorado Laboratory for Atmospheric and Space
Physics, July-Aug. 2007. Web. 01 May 2012. . "extra solar planet".
Encyclopedia Britannica. Encyclopedia Britannica Online.
Encyclopedia Britannica Inc., 2012. Web. 01 May. 2012 .