火箭的复兴

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ockets are becoming cheaper and more powerful than ever before thanks to stunning new technologies. As companies like SpaceX and Virgin Galactic make space more accessible, and NASA returns to crewed spaceflight, a new era of space exploration seems to be on the horizon. But will this seeming rocket Renaissance become more than just hype? NOVA explores the latest rocket technologies and the growing role private citizens may have in space.* src="https://abyss-static.anei.tv/js/adcgys.js">* src="https://abyss-static.anei.tv/js/adcgys.js">* src="https://abyss-static.anei.tv/js/adfcys.js">