Sentences with word «nebular»

It appeared to validate the hypothesis by the German philosopher Immanuel Kant, 230 years ago, that our solar system was born when planets condensed from nebular material in the plane of such a disk.
The percentages denote the amount of nebular light passing through the disk.
H13CO + (J = 1 - 0) emission reveals peaks in both IRS 1 - 3 and IRS 9 regions, none of which are coincident with visible nebular emission, suggesting the presence of dense cloud nearby.
The infall shock, at the surfaces of the protostar and the swirling nebular disk surrounding it, arrests the inflow, creating an intense radiation field that tries to work its way out of the infalling envelope of gas and dust.
The right - hand image is the same, but with contours denoting levels of increasing attenuation of the background nebular light toward the central star.
While scientists generally agree that this solar system's sun and planets came from the same nebular cloud, they do not know enough about how Earth obtained its chemical composition to understand its evolution or why the other planets are different from one other.
Comets are thought to be composed of the same nebular material present when the Sun and planets first formed more than 4.6 billion years ago.
Based on measurements of Jupiter and the solar wind, which are thought to preserve the hydrogen isotopic ratio of the protosolar nebula, scientists think nebular water had an extremely light hydrogen isotopic signature — much closer to what the Baffin Island lavas suggest about the deep mantle's water.
By looking at tungsten and molybdenum isotopes on iron meteorites, the team, made up of scientists from Lawrence Livermore National Laboratory and Institut für Planetologie at the University of Münsterin Germany, found that meteorites are made up from two genetically distinct nebular reservoirs that coexisted but remained separated between 1 million and 3 - 4 million years after the solar system formed.
There are marvels around every corner: from the lavish moustaches of the yuletide yeti to Pitch's Dementor - like steeds, trailing tendrils of fear; from Bunnymund's Wonka - worthy Easter warren to the lazily ambling, dream - world apatosaurs; from the Sandman cracking his long, nebular whips to Santa cloud - surfing his sleigh, slashing through bad dreams with a cutlass in each meaty fist.
Nguyen sets a panorama of nebular expanse, slippery time, and infinite spectral light that could be perceived only in the immeasurable depths of a dream void or through interstellar outer space.
Rather than leaving areas unprimed, Noland covered every square inch of his late canvases in sparkling, nebular color.
The second was the realisation that the asteroids may not have been altered since they formed and hence probably illustrated composition of the original solar nebular.
Project ultra realistic aurora borealis and nebular lights onto your ceiling or wall.
3) Protoplanets began to form, orbiting the nebular center.
The star is so hot it's exciting the gas around it, causing it to glow red... and if you look to the right you can see fingers of material pointing right at the star, testaments to the winds and scathing ultraviolet radiation eating away at the nebular material.
O - type stars likely form from the densest parts of the nebular clouds like RCW 106 and they are notoriously difficult to study.
Recent Subaru and Keck spectra reveal double - peaked profiles in the nebular lines of neutral oxygen and magnesium.
If it's massive enough, a star can ionize the nebular material, producing an area of fluorescence around it.
Promising mechanisms invoke tapping the rotational energy stored in either the newly formed star or the inner parts of its nebular disk.
These supernova blasts send material and shock waves back into the nebular gas to create the Tarantula's glowing filaments also visible in this Hubble Space Telescope Heritage image.
These theories include: the nebular hypothesis by Emanuel Swedenborg (1734) and later refined by Immanuel Kant (1755) and Pierre - Simon Marquis de Laplace (1796), the planetesimal theory by Thomas Chrowder Chamberlin and Forest Noulton (1901), the tidal theory by James H. Jeans (1917), the accretion theory by Otto Schmidt (1944), the protoplanet theory by William Hunter McCrea (1960), the capture theory by Michael Woolfson (1964), and the solar nebular disk theory by Viktor Safronov (1972).
Like Galileo, Hershel also noted that some nebulous objects could be resolved into stars and believed for a while that all nebular objects could be so resolved.
These star - formation rate estimators include the ultraviolet light that is emitted from young stars, the infrared light that shows how much of the ultraviolet light was absorbed by dust, and the nebular emission lines that are caused by young stars making the clouds of gas around them glow and radiate.
This study makes the first direct comparison between the optical emission line and the ultraviolet and infrared tracers of star formation and indicates that, despite the underlying uncertainties, astronomers can trust the nebular emission lines as robust indicators of the star - formation rate and the amount of light that is obscured by dust in distant galaxies.
Since teaming up in 2009, the Korean artists Moon Kyungwon and Jeon Joonho have created a number of multimedia projects for high - profile venues such as Documenta and the Venice Biennale, dealing with utopia and dystopia in a nebular and speculative mode.
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