Could We Build A Death Star?

Описание: The Death star is surely one of Sci-Fi's scariest weapon. Nealry 10 times the size of Mars' largest moon, it is also one of the biggest. But, could we build a Death Star in real life?

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Star Wars Films
"Comet 67P on 19 September 2014 NavCam mosaic" by ESA/Rosetta/NAVCAM, CC BY-SA IGO 3.0. Licensed under CC BY-SA 3.0-igo via Commons - https://commons.wikimedia.org/wiki/Fi...
"FullMoon2010" by Gregory H. Revera - Own work. Licensed under CC BY-SA 3.0 via Commons - https://commons.wikimedia.org/wiki/Fi...
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"Kheops-Pyramid" by Nina - Own work. Licensed under CC BY 2.5 via Commons - https://commons.wikimedia.org/wiki/Fi...