1. MERCURY By: Chastity, Serina, Alexis, Chelsea

2. What is the size of Mercury? Mercury has a diameter of 4, 879 km

3. What is the composition? http://www.universetoday.com/13992/compo sition-of-mercury/ http://www.universetoday.com/13992/compo sition-of-mercury/ Mercury doesn’t have an atmosphere but instead a thin exosphere composition of hydrogen, helium, oxygen, sodium, calcium, potassium and water vapor.

4. Missions Friendship7: February 20, 1962 Mercury Atlas 9: May 14, 1963 http://www.nasa.gov/mission_pages/mercury /mercury_gallery.html http://www.nasa.gov/mission_pages/mercury /mercury_gallery.html

5. Information Axial tilt: 0.027 degrees 88 days to orbit around the sun Year=88 Earth days One solar day lasts 176 Earth days http://science.nationalgeographic.com/scienc e/space/solar-system/mercury-article.html http://science.nationalgeographic.com/scienc e/space/solar-system/mercury-article.html

6. Moons Mercury unlike other planets have no moon.

7. Special Features Mercury’s atmosphere doesn’t retain heat. Closest to the Sun.