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单词 spiral nebula
例句 spiral nebula
Some scientists toyed with the idea that the spiral nebulae were not distant island universes but rather nearby condensing clouds of interstellar gas, perhaps on their way to make solar systems. Cosmos 1980-01-01T00:00:00Z
To test the distance of the spiral nebulae, a class of intrinsically much brighter variable stars was needed to furnish a new standard candle. Cosmos 1980-01-01T00:00:00Z
The entire underside of the dome looked like space as seen from the Hubble telescope: A dusty spiral nebula billowed up, a galaxy of stars twinkled, and meteorites whizzed across the ceiling. Escape from Mr. Lemoncello's Library 2013-06-25T00:00:00Z
And I’m thinking of the images of vaudevillian skeletons, and a weeping soldier, and spiral nebulae that have preoccupied the artist of late. Jasper Johns: Divide and Conquer 2021-09-23T04:00:00Z
Famed astronomer Edwin Hubble used this very telescope to solve the long-debated spiral nebulae question by observing other galaxies to be separate from our own. One of the most magnificent concert venues in L.A. is the dome of this 100-inch telescope 2023-08-21T04:00:00Z
Edwin Hubble found answers to some of these questions only a few years after he first showed that the spiral nebulae were galaxies and not part of our Milky Way. Astronomy 2016-10-13T00:00:00Z
Later that year, Payne won the inaugural Annie Jump Cannon Prize for contributions to astronomy, receiving $50 and a gold pin, designed by Cannon, in the form of a spiral nebula. History: Women who read the stars : Nature : Nature Research 2016-11-22T05:00:00Z
But Slipher was a detail-oriented, methodical astronomer, who developed a reliable means of recording the spectra of planets, stars…and then most crucially of the spiral nebulae. A Giant In Hubble's Shadow 2012-10-03T14:50:25Z
On the other hand, the evolution of the solar system from a rotating spiral nebula seems very probable. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z
Whereas, next to the star itself, the spiral nebula is the type object which occurs most frequently. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z
Lowell thought that the spiral nebulae might be solar systems in the process of formation. Astronomy 2016-10-13T00:00:00Z
Around and around they would whirl in a spiral nebula, till one got a head start on a race for home and mother. Unexplored!
It's all part of a great cosmic error—a tragedy played among the spiral nebulae, to the hollow ringing laughter of the gods! The Sloths of Kruvny
Mr. A. E. Fath thinks that “no spiral nebula investigated has a truly continuous spectrum.” Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z
In the centre of a spiral nebula is seen a mass both more luminous and more resolvable than the rest. Essays: Scientific, Political, & Speculative, Vol. I
The Lowell Observatory’s major instrument was a 24-inch refracting telescope, which was not at all well suited to observations of faint spiral nebulae. Astronomy 2016-10-13T00:00:00Z
Rosse's drawing of the spiral nebula in Canes Venatici, with the stub marks of the draughtsman unduly emphasised into features by the engraver. Pioneers of Science
A typical spiral nebula is composed of a disc-shaped central portion, with long curved arms projecting from opposite sides of it, which give an impression of rapid rotatory movement. Astronomy of To-day A Popular Introduction in Non-Technical Language
The most interesting specimen of a spiral nebula is situated in Canes Venatici. The Astronomy of Milton's 'Paradise Lost'
Henry with three hours' exposure, November 16, 1885, showed one of the brightest of them to have a small spiral nebula, somewhat resembling a strongly-curved comet's tail, attached to it. A Popular History of Astronomy During the Nineteenth Century Fourth Edition
One of the best examples of the spiral nebulae is that known as 51M. Aether and Gravitation
It would take a lifetime and he didn't even know which of the four or five spiral nebulae in the skies of the human worlds was the Lhari Galaxy. The Colors of Space
If very close, the interaction of gravitation will give rise to intense strains, or tides, which will entirely disintegrate the bodies, and a spiral nebula will similarly result. Astronomy of To-day A Popular Introduction in Non-Technical Language
The great spiral nebula in Andromeda has a continuous spectrum crossed by a multitude of absorption lines. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
Bearing this in mind, and referring to some of the figures of the marvellous spiral nebulae which Lord Rosse's telescope has revealed to us, I shall now bring these suggestions to a conclusion. James Nasmyth: Engineer; an autobiography
Lord Rosse, however, found it to be really a spiral nebula, the ring running into a series of spiral coils of nebulous matter, the outlying parts being connected with the main part by curved bands. Aether and Gravitation
Mark this, which is a marvel in itself: It had the form of a spiral nebula. The Second Deluge
Such, then, is the mechanism of the first phase in the history of a spiral nebula according to the Planetesimal Hypothesis. Curiosities of the Sky
See developed the hypothesis that spiral nebulae owe their origin to the collision of two nebulae. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
They have entered the mighty rhythm that floats the spiral nebulae in space, as it turns the little aspiring Nautilus in the depths of the sea. The Garden of Survival
What these spiral or whirlpool nebulae are, is unknown, but, on the hypothesis of a condensing and gravitating Aether which is in a state of rotation, the spiral nebulae can be easily pictured. Aether and Gravitation
The spiral nebula is evidently the standard type, and the condensing nebula must conform to it. The Story of Evolution
Some astronomers, indeed, now reject Laplace's hypothesis in toto, preferring to think that even our solar system originated from a spiral nebula. Curiosities of the Sky
The abnormally high speeds of the spiral nebulae are apparently a very strong objection to the hypothesis. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
All astronomers are ready to confess that we do not know much about the conditions existing in spiral nebulae. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
The authors go further back and endeavor to account for the origin of the spiral nebula, but this phase of the subject is not vital to their hypothesis. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
In this we are greatly helped by the current theory of the origin of spiral nebulae. The Story of Evolution
Then another astonishing change happened: in August photographs taken at the Yerkes Observatory and at Heidelberg showed that the ``nova'' was surrounded by a spiral nebula! Curiosities of the Sky
We are sadly in need of information concerning the constitution of the spiral nebulae. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
If the collision is a grazing one, they say, a spiral nebula will be formed. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
The evidence, except as to the asteroids and Mercury, is not favorable to the planetesimal hypothesis, unless we make special assumptions as to the distribution of materials in the spiral nebulae. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
If we accept this theory, the origin of the spiral nebula becomes intelligible. The Story of Evolution
Laplace was one of the ablest mathematicians that ever lived, but he had never seen a spiral nebula; if he had, he might have invented a hypothesis to suit its phenomena. Curiosities of the Sky
It is possible, also, that the spiral nebulae will develop into stars, perhaps each such object into many, or some of the larger ones into multitudes, of stars. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
There are marked advantages in starting the evolution of the solar system from a spiral nebula, aside from the fact that spirals are abundant, and therefore represent a standard product of development. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
However, a fairly close approach of two stars will occur in vastly greater frequency and the effect of this approach will also be to form a spiral nebula or two such nebulae. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
In any case, we have here a good suggestion of the origin of the spiral nebula and of its further development. The Story of Evolution
If the spiral nebulae have been formed in accordance with Chamberlin and Moulton's hypothesis, the secondary nuclei in them must revolve in a great variety of elliptic orbits. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
It is clear that this spiral nebula is widely different from the bright-line or gaseous nebulae in physical condition. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
We may take one of the small spiral nebulae that abound in the heavens as an illustration of the first stage. The Story of Evolution
A glance at the photograph of one of the spiral nebulae strongly confirms this. The Story of Evolution
We may even point to the fact that some, at least, of the spiral nebulae are far too vast to be the outcome of the impact or approach of two stars. The Story of Evolution
The actual features of our spiral nebulae seem clearly to exhibit that stage. The Story of Evolution
We are accustomed to think of the spiral nebulae as thin relatively to their major diameters. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
Those of the spiral nebulae which face the earth squarely afford an excellent suggestion of the way in which planets are probably formed. The Story of Evolution
While the first stage of this theory of development is seen in the spiral nebula, the later stages seem to be well exemplified in the actual condition of our planets. The Story of Evolution
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