# Gravity Equations Formulas Calculator

## Science Physics Kepler's Third Law

Solving for planet mass.
G is the universal gravitational constant
G = 6.6726 x 10-11N-m2/kg2

#### Conversions:

 satellite mean orbital radius (r)= 0 = 0meter
 satellite orbit period (T)= 0 = 0second

#### Solution:

 planet mass (M)= NOT CALCULATED

#### Other Units:

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Newton's law of gravity
 gravitational force exerted between two objects mass of object 1 mass of object 2 distance between the objects
Kepler's third law
 satellite orbit period satellite mean orbital radius planet mass
gravitational acceleration
 gravitational acceleration planet mass radius from the planet center
escape or critical speed
 escape or critical speed planet mass planet radius

References - Books:
Tipler, Paul A.. 1995. Physics For Scientists and Engineers. Worth Publishers. 3rd ed.

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