Category:Explorer 4

**Explorer 4**
	American research satellite launched in 1958
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	Wikipedia
Instance of	research satellite;
Start point	Cape Canaveral Launch Complex 5; Cape Canaveral;
Space launch vehicle	Juno I;
UTC date of spacecraft launch	26 July 1958;
Significant event	rocket launch (1958, Cape Canaveral Launch Complex 5);
Mass	25.5 kg;
Authority file
	Q370053;
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Media in category "Explorer 4"

The following 5 files are in this category, out of 5 total.