The last of NASA's Great Observatories, Spitzer is a space-based infrared telescope.

斯皮策红外太空望远镜是美国国家航空航天局最新的一个大型观测平台。

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A handful of countries and companies aim to deliver space-based power as early as a decade from now.

已经有些国家和公司希望最早在未来10年内提供这种太空电力。

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Over the coming decade, several space-based missions have been planned to search for these elusive phenomena using interferometry equipment.

在下一个十年，几个太空任务计划将用干涉仪去寻找这些不易被察觉的现象。

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After all,they observe the skies with huge ground-based and costly space telescopes.

VOA: special.2009.08.25

Space Florida, the agency responsible for developing the state's aerospace sector, says it is trying to attract new industries that use space-based technologies.

VOA: standard.2010.03.18

In 1996 students developed a space-based program to detect and stop the spread of deserts.

FORBES: The Space Mafia

Deterrence: The first phase system should be comprised of ground and space-based sensors and interceptor systems.

CENTERFORSECURITYPOLICY: Center for Security Policy | An Assessment Of Future Requirements For US Strategic Forces And Strategic Arms Control

In the past only space-based telescopes could manage this trick and they are ludicrously expensive.

ECONOMIST: Is it time for a new approach to finding extraterrestrials?