Young stellar objects, when viewed from far away, can look a lot like much older stars.Both types of stars are very dusty, and the dust lying between us and them obscures the view even further.

• 当我们从相当远的地方观测时，早期恒星体与非常老年的恒星会很相似的：它们都充满了尘埃，而隔在我们视线上的尘埃云使之更模糊不清了。