Sentences with phrase «generated by a star»

For astronomers who observe the universe through radio waves generated by stars and galaxies, interference from an Earth - based source can easily drown out any far - off signal.

Taking advantage of an unusual pair of nearby stars, astronomers have for the first time captured images of a magnetic field generated by a star other than our sun.

Using the bright light generated by these stars, researchers will be able to use spectroscopy — a technique that measures the absorption and emission of light — to determine a planet's mass, density and atmospheric composition, which could provide insights into whether or not it harbors life.

Directed by David Dobkin (Shanghai Knights) and written by the new team of Steve Faber and Bob Fisher, Wedding Crashers coasts on the good will generated by its stars.

My answer was Bad Moms given the impressive comedic chemistry generated by stars Mila Kunis, Kristen Bell, Kathryn Hahn.

Not exact matches

While Facebook and Netflix retained their hold on the number one and two spots of YouGov BrandIndex's brands generating the most positive word of mouth among millennials, the number three brand may not be known by many people outside of the Lone Star State.

Whilst there are clear benefits generated by all this — after all, how else would we have Arsene Wenger and his unique contribution to football with Thierry Henri, Pires, Vieira et al right up to today with stars in waiting Alexis, Ozil, Ramsey and all our talented youngsters — I believe there is also something very unsavoury about it.

Black hole coalescences aren't expected to generate light that could be spotted by telescopes, but another prime candidate could: a smashup between two remnants of stars known as neutron stars.

Taken with the orbiting Chandra Observatory, it shows the hottest, most violent objects in the galaxy: black holes gobbling down matter, gas heated to millions of degrees by dense, whirling neutron stars, and the high - energy radiation from stars that have exploded, sending out vast amounts of material that slam into surrounding gas, creating shock waves that heat the gas tremendously, generating X-rays.

As early as 2021 it will be joined by the Einstein Probe, a wide - field x-ray sentinel for transient phenomena such as gamma ray bursts and the titanic collisions of neutron stars or black holes that generate gravitational waves.

Gravitational waves detectable from Earth are generated by collisions of massive objects, such as when two black holes or neutron stars merge.

Instead, the signal could be produced by amplified cosmic rays generated when particularly large stars explode, says Peter Biermann of the Max Planck Institute for Radioastronomy in Bonn, Germany, and colleagues.

BlackGEM is going to hunt down optical counterparts of sources of gravitational waves — tiny ripples in spacetime generated by colliding black holes and neutron stars and detected for the first time in 2015 by the Laser Interferometer Gravitational - Wave Observatory (LIGO).

Such ultradense, spinning neutron stars created by supernovas could continue to generate magnetic power that would heat up the expanding gas left over from the supernova.

Having a mass of only less than seven per cent of the mass of the Sun, they are unable to create sufficient pressure and heat in their interiors to ignite hydrogen - to - helium fusion, a fundamental physical mechanism by which stars generate radiation.

The rapid rotation created by mass transfer between the two stars appears necessary to generate the ultra-strong magnetic field and then a second mass transfer phase allows the magnetar - to - be to slim down sufficiently so that it does not collapse into a black hole at the moment of its death.

The main energy source in these adolescent stars, known as T Tauri stars, is the heat generated by their gravitational contraction.

Unlike the sun, which generates energy by fusing hydrogen atoms into helium, RR Lyrae stars have already used up all the hydrogen in their core and are fusing helium into carbon instead.

«Quarks» may be source of quasars» energy — The mysterious nuclear particles called «quarks,» which have not yet been detected but might nevertheless be basic building blocks of the atom's core, could be the source of the tremendous energy generated by the puzzling star - like objects known as quasars....

Gravity waves should be generated by many sources, including colliding black holes and exploding stars, but LISA should also be able to detect waves created immediately after the birth of the cosmos.

Because the dust is generated by young stars, such galaxies could open a new window on the universe's most active star - formation period.

Within this fragmenting disk, compression spurred on by the black hole appeared to generate temperatures high enough to sustain the formation of very massive stars.

To see whether these are generated by the same process as happens on the sun — the breaking and reconnection of magnetic fields (pictured above)-- astronomers studied light from 100,000 stars using China's Guo Shouiing Telescope.

The lead surrounding the stars — which was part of the original cloud of gas and dust from which these stars formed, not generated by reactions in the evolving stars themselves — may be dispersed within an atmospheric layer as much as 100 kilometers thick (depicted patchily in pink) that altogether weighs up to 100 billion metric tons.

Like the Sun, it is a main - sequence star, which means it is generating energy by fusing hydrogen at its centre into helium.

This composite image also includes the inspiral phase of the neutron star merger (upper left) generated by a computer simulation.

As those bumps ride the fast - spinning stars, their mass disturbs spacetime enough to generate gravity waves, the simulations by Horowitz and Kadau show.

They collected images of the magnetic field generated by one of the stars in the Algol system, located about 93 light - years away.

The smaller star is the source of the magnetic field, and even though that field is about 1000 times stronger than the sun's, imaging it still required two arrays of radiotelescopes, plus two extra dishes, to detect the signals generated by magnetic fields.

As the neutron stars spiraled into each other, gravitational - wave detectors in the United States and Italy sensed ripples in space generated by the whirling bodies.

The team also succeeded in explaining, with a theoretical model, that the actual changes (balance of inflow and outflow) in gas levels they observed were the result of the increasing amount of gas falling into the supermassive black holes within the gas disks enhanced by strong turbulence generated by supernova explosions (an activity associated with star formation) when a star inside the dense gas disks dies.

Both are main - sequence stars, which generate energy by fusing hydrogen into helium at their cores like the Sun.

At millimetre wavelengths emission from the CO molecule allows astronomers to obtain high - resolution maps of the gas emission from the strong stellar wind generated by the AGB stars.

A new study suggests that the gravitational waves detected by the LIGO experiment must have come from black holes generated during the collapse of stars, and not in the earliest phases of the Universe.

The total amount of energy that a star can generate through nuclear fusion of hydrogen is limited by the amount of hydrogen fuel that can be consumed at the core.

All main sequence stars have a core region where energy is generated by nuclear fusion.

Astronomers using the ALMA radio telescope detected that the supersonic jet and the accretion disk survives the ultraviolet radiation generated by the birth of a massive star.

«Our study confirms that the dust is there, and that we can use it to determine how much energy was generated in the destruction of the star,» Varoujan Gorjian, an astronomer at NASA's Jet Propulsion Laboratory, Pasadena, California, who was part of the study led by van Velzen, said in the statement.

According to astronomers working with the Spitzer Space Telescope, a thick belt of dust (that is probably being generated by collisions between Edgeworth - Kuiper - Belt - type, icy objects) lies some 96 to 195 AUs out from the star (Bryden et al, 2009; Tanner et al, 2009, see HD 115617; and Vogt et al, 2009 — more below).

These circumstellar dusty disks are likely generated by collisions between objects left over from planet formation around stars.

It also seems to be a textbook example of a simple model where the molecular outflow is generated by a wide - angle wind from the young star.»

Supported by the National Science Foundation, IceCube is capable of capturing the fleeting signatures of high - energy neutrinos — nearly massless particles generated, presumably, by dense, violent objects such as supermassive black holes, galaxy clusters, and the energetic cores of star - forming galaxies.

An artist's impression of gravitational waves generated by binary neutron stars.

Although scientists have theorized that short GRBs are generated by colliding neutron stars, only with the help of gravitational wave detectors could this be confirmed.

«A planet in the habitable zone of a star like this would be buffeted by storms much stronger than those generated by the Sun,» added Williams.

Because the waves are generated by and pass through different sections of the sun, the wave frequency reveals clues about the inside of the sun and allows scientists to chart changes in the star's life.

Without a magnetic field generated by a rotating molten metallic core, the atmosphere of such a planet would also face progressive erosion by the stellar wind of its host star.

Ordinary stars have magnetic fields generated internally by moving gases acting as dynamos, but neutron stars are packed far too tightly for that.

Ultraviolet light is the most abundant type of energy generated by very hot stars.

But today it seems like black holes - given how much energy they emit - can actually be important for modulating galaxy assembly, by regulating star formation and generating hot gas reservoirs.