Even when they travel far beyond the sun, they will be able to send messages back.
即使在远离太阳的地方旅行，也能够把信息发送回来。
Perhaps Pluto is only the first of many similar objects orbiting in the darkness far beyond the sun.
也许冥王星只是在离太阳很远的一片黑暗中沿轨道运行的许多类似天体中的第一个。
Far from the sun, in the outer solar system, beyond Jupiter's orbit, temperatures are low enough to permit ices to form out of water and out of gases like methane and carbon dioxide.
在远离太阳的外太阳系，在木星轨道之外，温度低到足以使冰从水以及甲烷和二氧化碳等气体中形成。
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