bright quasars
明亮的类星体
distant quasars
遥远的类星体
active quasars
活跃的类星体
massive quasars
巨大的类星体
early quasars
早期类星体
faint quasars
微弱的类星体
radio quasars
射电类星体
quasars emission
类星体辐射
quasars study
类星体研究
quasars formation
类星体形成
quasars are among the brightest objects in the universe.
类星体是宇宙中最亮的天体之一。
scientists study quasars to understand the early universe.
科学家研究类星体以了解早期宇宙。
quasars emit enormous amounts of energy.
类星体释放出巨大的能量。
many quasars are billions of light-years away from earth.
许多类星体距离地球数十亿光年。
quasars can help us learn about black holes.
类星体可以帮助我们了解黑洞。
the light from quasars can be redshifted due to the expansion of the universe.
由于宇宙的膨胀，类星体的光线会发生红移。
quasars are powered by supermassive black holes at their centers.
类星体的中心由超大质量黑洞提供能量。
researchers use quasars to probe the intergalactic medium.
研究人员利用类星体探测星际介质。
some quasars are known to vary in brightness over time.
一些类星体的亮度随时间变化而变化。
quasars play a crucial role in the study of cosmology.
类星体在宇宙学研究中扮演着重要角色。
bright quasars
明亮的类星体
distant quasars
遥远的类星体
active quasars
活跃的类星体
massive quasars
巨大的类星体
early quasars
早期类星体
faint quasars
微弱的类星体
radio quasars
射电类星体
quasars emission
类星体辐射
quasars study
类星体研究
quasars formation
类星体形成
quasars are among the brightest objects in the universe.
类星体是宇宙中最亮的天体之一。
scientists study quasars to understand the early universe.
科学家研究类星体以了解早期宇宙。
quasars emit enormous amounts of energy.
类星体释放出巨大的能量。
many quasars are billions of light-years away from earth.
许多类星体距离地球数十亿光年。
quasars can help us learn about black holes.
类星体可以帮助我们了解黑洞。
the light from quasars can be redshifted due to the expansion of the universe.
由于宇宙的膨胀，类星体的光线会发生红移。
quasars are powered by supermassive black holes at their centers.
类星体的中心由超大质量黑洞提供能量。
researchers use quasars to probe the intergalactic medium.
研究人员利用类星体探测星际介质。
some quasars are known to vary in brightness over time.
一些类星体的亮度随时间变化而变化。
quasars play a crucial role in the study of cosmology.
类星体在宇宙学研究中扮演着重要角色。
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