But somewhere in space, millions and millions of miles away, there may be other creatures, with brains as well developed as ours, who are also groping out into space to discover what else exists in this wonderful universe.

• 也许在遥远的宇宙某个地方，也存在着另一种动物，有着与我们一样发达的头脑，他们也可能在向太空探索，想发现在这个奇异的宇宙中还存在着什么东西。