File:Pioneer 4 (5278072448).jpg

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Pioneer_4_(5278072448).jpg (500 × 400 pixels, file size: 27 KB, MIME type: image/jpeg)

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Description: Pioneer 4 was a spin stabilized spacecraft launched on a lunar flyby trajectory and into a heliocentric orbit making it the first US probe to escape from the Earth's gravity. It carried a payload similar to Pioneer 3: a lunar radiation environment experiment using a Geiger-Mueller tube detector and a lunar photography experiment.

Identifier: SPD-SLRSY-1890

Date: March 3, 1959
Source Pioneer 4
Author NASA on The Commons
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(Reusing this file)		 NASA on The Commons @ Flickr Commons

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This image was originally posted to Flickr by NASA on The Commons at https://flickr.com/photos/44494372@N05/5278072448. It was reviewed on 15 September 2016 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

15 September 2016

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Date/TimeThumbnailDimensionsUserComment
current21:27, 15 September 2016Thumbnail for version as of 21:27, 15 September 2016500 × 400 (27 KB)Vanished Account Byeznhpyxeuztibuo (talk | contribs)Transferred from Flickr via Flickr2Commons

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