尘埃星云是由尘埃组成的星云,它仅仅靠反射附近恒星发出的光而能被看到,所以也叫反射星云。尘埃星云也常常成为恒星诞生的场所。它们看上去常呈蓝色,因为它们反射的蓝光较多。尘埃星云和气体星云一般都会呆在一起,有时它们一起被称作云雾状星云 (Diffuse Nebulae)。
这个美丽的天体与宇宙静物组成,尘埃星云NGC 2170闪耀在左上角。
Explanation: In this beautiful celestial still life composed with a cosmic brush, dusty nebula NGC 2170 shines at the upper left.
影像也呈现了散布在各处的反射星云、幽暗的尘埃星云及发出暗淡红光的氢气云。
Other reflection nebulae are scattered around, along with remarkable dark dust nebulae and the faint reddish glow of hydrogen gas.
许多科学家认为太阳和太阳系的其他部分是由一团称为“太阳星云”的巨大的旋转着的气体和尘埃星云形成来的。
Many scientists think our solar system formed from a giant, rotating cloud of gas and dust known as the solar nebula.
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