Supernovas in the Milky Way are the likeliest source for most of the cosmic rays reaching Earth.
银河系中的超新星最有可能是大多数宇宙射线到达地球的来源。
Supernovas can briefly shine as brightly as an entire galaxy.
超新星能短暂地发出相当于整个星系亮度的光。
Pulsars and supernovas seem to take over at about 9:00 and are truly spectacular.
脉冲星和超新星似乎在大约900的位置上，而且确实相当壮观。
Supernovas can be very bright for a short time and usually release huge amounts of energy.
超级新星在一段短时间内会非常明亮，而且常常放出巨大能量。
Supernovas are a class of violently exploding stars that become super bright after eruption.
超新星是一类剧烈爆炸的恒星，爆发之后它变得极为明亮。
Historically, only seven supernovas were known to have been recorded before the 17th century.
历史上，在17世纪之前只有7个超新星爆炸事件被记录下来了。
Her eyes shine softly with a silvery light but can also burst in a blinding flash like supernovas.
她的眼睛闪耀着柔和的银色光芒，但是也能瞬间放射出新星一般的强光。
Shadow-casting Supernova Supernovas are exploding stars that often briefly outshine entire galaxies.
超新星是那种爆发时常简短地使整个银河都为之失色的星。
A collection of Hubble Space Telescope images shows distant supernovas, the death explosions of massive stars.
这是一组哈勃望远镜拍摄下来的，遥远的超新星以及这些巨大的星体发生死亡爆炸的景象。
Maybe supernovas were different in the past, for example, which made it look like the universe was accelerating.
比如说，也许超新星在过去是不同的，这使得宇宙看起来是加速的。
Chandra's improved sensitivity is making possible more detailed studies of black holes, supernovas, and dark matter.
钱德拉高敏度性能，使得我们想了解黑洞、超新星、暗物质更多细节成为可能。
Hubbles observations of supernovas helped reveal that the mysterious energy is a constant presence in the universe.
哈勃望远镜关于超新星的资料帮助研究者揭示出，这种神秘力量在宇宙中是持续存在的。
Explanation: One of the brightest supernovas in recent years has just been recorded in the nearby Whirlpool galaxy (M51).
解说：近年来最明亮的超新星之一出现在了临近的旋涡星系（M51）中。
Dark energy causes the acceleration by pushing space itself apart, altering the distances to the supernovas as it does so.
暗能通过推进空间分离而加速，因此就像所观察到的那样加大了距离。
Mr. PAUL GRAY: There are friends of mine who have searched for supernovas, and they have searched close to 2, 000, 3, 000 hours.
保罗·格雷先生：我有一些朋友都曾寻找超新星，大约找了两三千个小时。
To get the answer, the scientists looked to supernovas - exploding stars so bright they can be seen all the way across the universe.
为了得到答案，科学家们瞄准了超新星，它们太亮了以至于在宇宙任何角落都可见到。
That unexpected finding was the result of studies of supernovas whose apparent brightness (and therefore distance) did not match the previous theory.
这个出乎意料的发现是因为发现超新星的亮度(表示距离)和以前的理论不相符。
Up to now, there are not definite source models of cosmic rays though they come from the Sun, supernovas' explosion, the white dwarfs and pulsars, et al.
被认为是它的点源模型有：太阳、超新星爆发、白矮星和脉冲星（告诉旋转的中子星）等。
In the region where R136 sits, huge stars ignite and burn brief but brilliant lives before exploding as supernovas to seed the universe with heavy elements.
在R136 a所在的区域，巨大的恒星经历短暂而明亮的生命周期，爆炸成为超新星，同时增加了宇宙中重物质的成分。
But the stars of business-the innovations that burst on the scene like commercial supernovas-are more often the product of discipline, organization, and talent.
然而，创新力如超新星般璀璨的公司明星却往往是纪律性、组织性和天资禀赋相结合的产物。
Surely supernovas explode that instant, somewhere, in some galaxy. The hut vanishes, and with it the sea and the sands - only Karun's body, locked with mine, remains.
在某些星系中，肯定有超新星在某个瞬间爆发了，棚屋支离破碎，大海和沙漠也不复存在，只有卡伦的身体和我相偎在一起。
Results such as this might actually be important because we don't know what the dividing line is between those supernovas which form black holes, and those which form neutron stars.
实际上像这样的结果很重要，因为我们不知道超新星形成的黑洞和超新星形成中子星之间的分界线究竟是什么。
Neutrinos are generated in prodigious quantities in stellar explosions known as supernovas, and their ghostliness lets them escape the superdense centre of such an explosion unhindered.
在被称为超新星的星球爆炸时，中微子被以巨量制造出来，而且他们虚无缥缈让他们逃脱大爆炸密度超级大的核心而不受阻碍。
In the crowded central regions of the galaxy, home to large Numbers of massive stars, supernovas are so common that the evolution of complex life-forms might be difficult if not impossible.
在银河系拥挤的中心区域存在着大量的大质量恒星，频繁的超新星爆发使得复杂生命形式的产生不是不可能就是极度困难。
In the crowded central regions of the galaxy, home to large Numbers of massive stars, supernovas are so common that the evolution of complex life-forms might be difficult if not impossible.
在银河系拥挤的中心区域存在着大量的大质量恒星，频繁的超新星爆发使得复杂生命形式的产生不是不可能就是极度困难。
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