Istraživanje svemira — разлика између измена

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(Спашавам 1 извора и означавам 0 мртвим.) #IABot (v2.0)
* -{[ "America's Space Program: Exploring a New Frontier", a National Park Service Teaching with Historic Places (TwHP) lesson plan]}-
* -{[ The Soviet-Russian Spaceflight's History Photoarchive]}-
* -{[ The 21 Greatest Space Photos Ever] – slideshow by ''Life Magazine''}-
* -{"[ From Stargazers to Starships]", extensive educational web site and course covering spaceflight, astronomy and related physics}-
* -{[ ''We Are The Explorers''], NASA Promotional Video ([ Press Release])}-