In the current paradigm of galaxy formation, disk galaxies are assumed to form by the cooling and condensation of baryons within dark matter halos.
目前的星系形成理论认为,盘状星系由暗晕中的重子物质冷却并坍缩而成。
A model of three dimensional disk galaxy with a central region of rigid rotation and an outer region of flat rotation is discussed.
盘星系旋转曲线的特征是：内部刚性旋转，外部呈现为平直性。
Gravitational Lensing, CFHTLS Cosmic Shear Survey & Angular Momentum in Disk Galaxies;
引力透镜、CFHTLS宇宙剪切巡天及盘状星系的角动量
In some binary star systems, gas escapes from one star and is captured by the gravity of the other to form a disk.
某些双星系统中，当从一个恒星逃出的气体被另一个星体的重力捕获时，也会形成盘状结构。
The Color-Magnitude Relation of Late-Type Galaxies and their Disks
晚型旋涡星系及其盘的颜色星等关系
Similarly, the appearance of the Milky Way-which is a hazy agglomeration of the light from many billions of stars-shows that our galaxy is also disklike in shape.
同样的，聚集了数十亿恒星光芒的银河系，其朦胧的外貌显示我们的星系也是圆盘状的。
LARGE-SCALE BENDING WAVES AND WAVY MAGNETODISC STRUCTURE OF THE JOVIAN MAGNETOSPHERE
大尺度弯曲波和木星磁盘的波状结构
Distribution of the Spin Vectors of the Disk Galaxies of the Virgo Cluster. Ⅰ. The Catalogue of 310 Disk Galaxies in the Virgo Area
室女团盘星系自转向量的分布Ⅰ.室女天区310个盘星系的表
The general shape of the average nebula is that of a thin circular disk somewhat thick in the center.
星云最常见的形状是中间较厚边缘较薄的圆盘。
In the same way, ultraviolet photons from accretion disks around white dwarfs and in active galactic nuclei or quasars may also accelerate winds from the disk.
同样地，来自白矮星、跃星系核或类星体吸积盘的紫外光光子，或许也能够加速从圆盘吹出的风。
The Venus NC network system is a effective solution apply to the campus NC network system.
启名星无盘网络系统是学校无盘网络的一种有效的解决方案。
THE DISTRIBUTION OF THE ROTATION AXES OF THE DISK GALAXIES IN THE COMA CLUSTER:STATISTICAL SAMPLES
后发团盘星系自转轴方向的分布:统计样本
A similar effect flattens the debris disks around stars and the gaseous disks of spiral galaxies.
类似的效应也会出现在恒星周围的残馀盘，以及螺旋星系周围的气体圆盘上。
( Dwarf novae, explosions of light from the accretion disk around a white dwarf in a binary system, are examples of this phenomenon.
在双星系统中，环绕白矮星的吸积盘产生光爆而造成的矮新星，就是此现象的例子。
Smaller groups of stars called globular clusters often surround spiral galaxies.
称作球状星团的小型恒星团体经常环绕在旋涡星系周围。
Invisible under the stars, an ummanned American spy plane circled inaudibly over a stretch of dark landscape, transmitting grainy images back to the United States.
在星星的掩映下，美国的一架无人驾驶侦察机悄无声息地盘旋在夜空中，向美国传回颗粒状图像。
The disrupted sunlike star could form a massive disk in orbit around the dwarf.
瓦解的类太阳恒星可能在环绕白矮星的轨道上形成一个质量巨大的盘状物。
In this paper, it is supposed that the wavy magnetodisc structure of the Jovian magnetosphere may be caused by large-scale bending waves in the Jovian plasma sheet.
本文提出,术星磁盘的波状结构可能是由木星等离子体片中存在的大尺度弯曲波引起的。
This flat circular disk is our own Galaxy, the Milky Way, with its spiral structure.
这个圆盘就是我们的星系，银河系，带着旋涡的结构。
Bars are hard to recognize in distant galaxies.
遥远星系中，比较难辨识出棒状结构。