The story about space travelling is interesting.

那个关于宇宙旅行的故事很有趣。

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For us common people on the earth, the dream of travelling around space will come true.

对于我们这些地球上的普通人，去太空旅行的梦想会成真。

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Today's spaceships are fine for getting things into space, but they are not so good at travelling long distances.

现在的宇宙飞船可以把东西送入太空，但它们不太适合远距离飞行。

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She began to fill her lectures with tales of her out-of-the body experiences, including travelling through space at the speed of light.

ECONOMIST: Obituary

' and he said 'I imagine myself sitting on a beam of light and travelling through space and I said now what will I see?

BBC: Philip Glass: Have a sleep during Einstein on the Beach

They were all blasted off the Red Planet by some asteroid or cometary impact, and then spent millions of years travelling through space before falling to Earth.

BBC: Mars meteorite 'Black Beauty' is in a class of its own