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Universal_gravitational_mass.PNG(459 × 290 pixels, file size: 89 KB, MIME type: image/png)

Summary

Description
English: An apple experiences gravitational fields directed towards every part of the Earth; however, the sum total of these many fields produces a single powerful gravitational field directed towards the Earth’s center.
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Applications-graphics.svg This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: added apples arrows & 2nd earth. The original can be viewed here: The Earth seen from Apollo 17 with white background.jpgThe Earth seen from Apollo 17 with white background.jpg.

Licensing

Public domain
This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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Date/TimeThumbnailDimensionsUserComment
current05:03, 1 November 2009Thumbnail for version as of 05:03, 1 November 2009459 × 290 (89 KB)Unitfreak{{Information Description=== Source=*File:The_Earth_seen_from_Apollo_17_trsp_back.jpg Date=2009-11-01 04:58 (UTC) Author=*File:The_Earth_seen_from_Apollo_17_trsp_back.jpg: created by NASA *derivative work: ~~~ Permission=see b
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