light-year的例句大全

this tantalizing false-color skyscape spans about 20 light-years across the nebula's bright central region.

这副迷人的伪彩色图像宽度约20光年，横跨星云最明亮的中央地区。

ngc 3982 is located about 68 million light-years away in the constellation ursa major.

NGC3982位于离大熊星座星群约6千8百万光年处。

explanation: some 60 million light-years away in the southerly constellation corvus, two large galaxies collided.

解说：大约在6000万光年之遥的南天乌鸦星座中，两个大型星系发生了碰撞。

some 60 million light-years away in the southerly constellation corvus, two large galaxies collided.

约6000万光年远，在南天星座乌鸦座中，两个硕大的星系撞在一起。

rigel is a hot supergiant star some 700 light-years in the distance.

参宿七是一颗距离我们大约700光年远的炽热超巨星。

it is actually a triple-star system about 500 light-years away.

天蝎座Pi是一个三星系统，距地球500光年。

gamma cass is physically located only 3 to 4 light-years from the nebulae, just off the upper right edge of the frame.

策星离星云实际上仅有3到4光年远，就在该图右上角边缘之外。

the large galaxy is the brightest member of the centaurus galaxy cluster, some 150 million light-years away.

这个巨大的星系是距离我们1.5亿光年远的人马座星系团中最亮的成员。

one example lies at the center of centaurus a, where an accretion disk fires a jet of particles 15, 000 light-years into space.

有一个居于人马座A中心的例子，一个吸聚盘向太空中喷射出一股长约15,000光年的粒子束。

only 11 million light-years away, centaurus a is the closest active galaxy to planet earth.

半人马A是离地球最近的活动星系，只有1100万光年远。

the star is about 10, 000 light-years from earth, in the constellation centaurus. [photo of the massive star. ]

该星体距离地球大约一万光年，位于半人马座。

the field of view spans about 1 degree or 10 light-years at the estimated distance of gamma cass and friends.

这片视野的跨度约1度，以策星和这些星云的距离来推算，约折合10光年大小。

ngc 7380 is located in the constellation cepheus about 7, 000 light-years from earth within the milky way galaxy.

NGC7380在仙王座，离地球约7000光年远，在银河系中。

sharpless 140 lies almost 3, 000 light-years from earth in the constellation cepheus.

Sharpless140距离地球约3000光年，位于仙王星座内。

more than 9, 000 light-years away from earth, stars form within the star cluster ngc 281, colloquially known as the "pacman nebula. "

在离开地球9,000光年之外的地方，于NGC281星团的内部形成了一些恒星，它们通俗地被称为“小精灵星云”。

the possible seven-planet system orbits a sun-like star called hd 10180, located 127 light-years away in the constellation hydrus.

那个七颗行星系统，行星们围绕着一颗恒星旋转，恒星编号HD10180，距水蛇座127光年。

hyades 143 light-years from us, from our recent cluster.

毕星团距离我们143光年，是离我们最近的星团。

explanation: nearly 50 million light-years away in the constellation ursa major, ngc 4013 was long considered an isolated island universe.

说明：位于大熊座，距离地球五千万光年远的NGC4013，长久以来一直被认为是个孤立的宇宙岛。

the island universe is about 50, 000 light-years across and lies some 60 million light-years away toward the constellation aries.

这个岛宇宙大约有5万光年宽，位于白羊座内，距离我们约6,000万光年远。

seen edge-on, the island universe spans about 100, 000 light-years, similar in size to our own milky way.

这个侧边向着我们的岛宇宙直径约10万光年，与我们银河系大小相仿。