这颗行星被命名为TrES-2b，它仅反射低于1%的恒星光线，这使得它比迄今发现的任何行星或卫星都要暗。
The planet, known as TrES-2b, reflects less than 1 per cent of light, which makes it darker than any other planet or moon.
让我做你的卫星，指引你走过暗夜。
Let me be your satellite, I will guide you through the night.
今年秋天，美国宇航局和美国能源部计划斥资六亿美元展开旨在暗能量探测的人造卫星计划。
This fall, NASA and the Department of Energy plan to invite proposals for a $600 million satellite mission devoted to dark energy.
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