East Penn Planetarium Presents: Exoplanets

Exoplanet (Extra solar)- Any planet orbiting around another star other than our sun.

Current count= 528+

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OUR SOLAR SYSTEM

Gliese 581

Gliese 581 red dwarf star

20.4 light years away from Earth.

Apparent magnitude 10.56

In the constellation Libra

Gliese 581 c

First planet outside of our solar system, with water found to exist!

Goldilocks Theory

Too Close: water is a gas

Too far: water is a solid

Just right:

Water is a liquid!

Liquid Water

HABITABLE ZONE

KEPLER MISSION:Search for exoplanets

has now identified over 1,200 exoplanet candidates

Kepler launched at 10:39 EST on March7th 2009

2,000 light years from Earth

Earth at Night

No Light Pollution

With Light Pollution

Transit method = Blinking Star

Habitable zone

Kepler Mission:

Search for exoplanets

• http://www.nasa.gov/multimedia/videogallery/index.html?media_id=55645011