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Astronaut Edward M. (Mike) Fincke, Expedition 9 NASA science officer and flight engineer aboard the International Space Station, juggles fresh fruit in microgravity.
Courtesy of NASA.

What is microgravity? How is it created? And how does it impact astronauts during spaceflight? Gregory Vogt, EdD, provides answers to these and other questions about the near weightless conditions in space.

Author(s): Gregory L. Vogt, EdD
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Is This a True Zero-gravity Environment?

Law of Gravitation

Law of Gravitation

Is This True Weightlessness?

Weight = Mass x Gravity

What Is Microgravity?

How Can Gravity's Effects be Reduced?

Attenuation (Distance from source)

Attenuation (Distance from source) cont.


No Motion

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