Using Newton's formula for gravity, astronomers have detected previously unknown stars and planets, including Neptune and Pluto, from the effect of their gravity on other space objects.

l利用牛顿的引力计算公式，天文学家发现了许多过去不知道的恒星和行星，其中包括海王星和冥王星。这是根据它们对其他太空物体的引力作用测算出来的。

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To make things worse, when two objects in space crash, they break into many smaller pieces.

更糟糕的是，当两个物体在太空中相撞时，它们会分裂成许多更小的碎片。

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The problem is becoming more challenging because we're sending more objects into space to help people use their mobile phones and computer.

这个问题正变得越来越具有挑战性，因为我们正在向太空发射更多的物体来帮助人们使用他们的手机和电脑。

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He says the surprise collision clearly justifies the need for programs that search the skies for small space objects that could threaten earth.

VOA: special.2009.08.25

So first I'm gonna say something about identity across time or indeed initially identity across space with some familiar humdrum material objects.

所以我首先要,用一些大家熟悉的一般实物,谈谈贯穿时间,和贯穿空间中的人格。

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He said, take a spring to outer space and we'll hook up some objects to them and see how fast they move and do a comparison.

他说,把一个弹簧带到外太空,往上面挂物体,看看它们运动的快慢,并进行对比

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What space objects, discovered in 1801, are typically found between Mars and Jupiter?

CNN: Newsquiz: Week of February 4

Black holes are mysterious space objects with gravitational pulls so powerful they suck in everything around them including light.

BBC: Hubble spies black hole gobbling galaxy

In recent years, several space objects have taken astronomers by surprise, serving as a reminder that our cosmic neighbourhood remains a busy place.

BBC: Dinosaur-killing space rock 'was a comet'