Sentences with phrase «massive as another black hole»

«It's really hard to torque a black hole around by a large amount without having something as massive as another black hole slam into it,» says astrophysicist Scott Hughes of the University of California, Santa Barbara, co-author of a forthcoming independent analysis that draws similar conclusions.

Not exact matches

What makes the decision so consequential is that it was such a massive move — one for which many key players in the market were not well prepared — and the aftermath is like a black hole that can suck massive amounts of credit from currency trading as we have known it.»

Both groups of astronomers studied a particular quasar called APM 08279 +5255, which harbors a black hole 20 billion times more massive than the sun and produces as much energy as a thousand trillion suns.

Population III stars were probably more massive than stars born in the later universe, which means they could have left behind black holes as hefty as several hundred solar masses.

Astronomers previously thought that this type of «ultraluminous X-ray source» was likely to be made up of black holes five to 50 times more massive than our sun, radiating energy as they pull in nearby matter.

Some might even suggest they may be messages from advanced alien civilisations but many experts have predicted that the bursts are emitted when jets of particles are thrown out by massive astrophysical objects, such as black holes.

In it, black holes 25 and 31 times as massive as the sun spiraled together in a galaxy 1.8 billion light - years away.

That's why it was a surprise when physicists with the Laser Interferometer Gravitational - Wave Observatory (LIGO) announced in February 2016 that they had detected ripples in space from the violent merger of two black holes 29 and 36 times as massive as our sun.

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

Physicists working with the Laser Interferometer Gravitational - Wave Observatory (LIGO), which has twin instruments in Livingston, Louisiana, and Hanford, Washington, spotted a burst of gravitational waves from black holes 29 and 36 times as massive as the sun that spiraled into each other 1.3 billion light - years away.

For example, primordial black holes fall into a category of entities known as MACHOs, or Massive Compact Halo Objects.

Brown dwarfs, less massive than stars, are nearly dark, as are collapsed stars — white dwarfs, neutron stars, and black holes.

Astrophysicists simulated the fate of a hydrogen cloud as massive as 10,000 suns that suddenly wafted near a black hole.

All the previous gravitational - wave detections since the first in September 2015 had been the result of two merging black holes — objects much more massive than a neutron star — which have left only gravitational waves as fleeting clues of their merger.

Another is that black holes find one another within a dense cluster of stars, as massive black holes sink to the center of the clump (SN Online: 6/19/16).

That's consistent only with strange quark nuggets, the researchers say; other purported particles, such as miniature black holes, would be too massive and far too rare to spawn two earthquakes in 4 years.

A monster black hole, as massive as a billion suns, is the likely source of all the commotion.

At its very heart, we suspect, lurks a monstrous black hole more than 4 million times as massive as the sun.

If it was more than 25 times as massive, the remnant is an even smaller and more bizarre black hole.

Astronomers now think that the center of our Milky Way is home to a black hole nearly 3 million times as massive as the sun.

A black hole merger in a massive galaxy like M87 would yield detectable gravitational waves for 4 million years, for instance, while a more modest galaxy such as the Sombrero Galaxy would offer a 160 - million - year window.

Josh Bloom, an astronomer at the University of California, Berkeley, traced the burst to the center of a galaxy that hosts a black hole millions of times as massive as the sun, and concluded that the hole had just eaten a star - size meal (illustrated below).

Doing so would make it possible to detect gravitational waves, faint ripples in space - time that, according to Einstein, emanate from interactions between massive objects such as neutron stars and supermassive black holes.

A black hole arises when the warping around a point grows so severe that that spacetime in the area becomes like a funnel so steep that nothing can climb back out, as may happen when a massive star collapses.

In the early universe, galaxies collided relatively often and their black holes sometimes merged, growing more massive in the process and sometimes birthing hugely energetic objects known as quasars.

But for a black hole of 1012 kilograms, which is about the mass of a mountain, it is 1012 kelvins — hot enough to emit both massless particles, such as photons, and massive ones, such as electrons and positrons.

But within the Milky Way's invisible heart lurks something even darker: a black hole about 4 million times as massive as the sun.

Intermediate - mass black holes are thought to form either from the merging of several smaller, stellar - mass black holes, or as a result of a collision between massive stars in dense clusters.

In addition, HESS has detected emissions from new classes of objects emitting very high energy gamma rays, such as stellar - mass black holes orbiting massive stars, and has characterized the absence of emissions from other classes of objects such as rapidly moving stars.

Of the two possibilities it is more likely that Messier 15 harbours a black hole at its centre, as does the massive globular cluster Mayall II.

Once known as a frozen star, a black hole is formed when a massive star burns out and collapses upon itself, ultimately producing gravitational energy so powerful that not even light can escape from it.

The explosion and collapse of a star 40 times as massive as the sun should easily create a black hole.

The engine behind a quasar's efficient brilliance is a monster black hole, as massive as a billion or more suns, which consumes gas so voraciously that the stuff heats to millions of degrees as it falls in.

With this sudden influx of material, the normally tranquil black hole — named Sagittarius A * (pronounced «A star») and as massive as 4 million suns — will roar to life, unleashing a fiery discharge of matter and radiation.

Thus it addresses a spectrum not covered by experiments such as the Laser Interferometer Gravitational - Wave Observatory, which searches for lower - frequency waves to detect massive cosmic events such as colliding black holes and merging neutron stars.

For instance, the black hole in our own Milky Way galaxy is 4.3 million times as massive as the sun.

The massive black hole shown at left in this drawing is able to rapidly grow as intense radiation from a galaxy nearby shuts down star - formation in its host galaxy.

Massive stars that collapse upon themselves and end their lives as black holes, like the pair LIGO detected, are extremely rare, O'Shaughnessy said.

Its central black hole is as massive as 16 million suns, and the region of space surrounding it shines with the strength of 1 trillion suns — energy derived, in part, from intense frictional heating within the disk of gas being sucked into the maw.

There maybe millions of such black holes floating around our own galaxy, eachfive or 10 times as massive as our sun and roughly 50 miles around, each spinning more or less furiously — once a millisecond or so would bepossible.

The current model of active galaxies such as M87 posits that each one harbors at its center a black hole many millions or even billions of times more massive than our own sun, all packed into a space about the size of our solar system.

After all, it would require Alice to almost instantly measure the spin of a black hole as massive as the sun to within a single atom's spin.

Previously, astronomers have used x-ray telescopes to observe strong winds very near the massive black holes at galactic centers (artist's concept, inset) and infrared wavelengths to detect the vast outflows of cool gas (bluish haze in artist's concept, main image) from such galaxies as a whole, but they've never done so in the same galaxy.

Astronomers are missing as many as one - third of black holes by looking with the wrong telescopes, according to a new study which finds that massive black holes may be hiding behind thick clouds of dust and gas in the centers of galaxies.

According to the popular «collapsar» theory, a GRB occurs when a very massive star explodes as a supernova and collapses into a black hole.

The black hole at its heart is more than a hundred times as massive as ours.

Scientists suspect some sources: the Big Bang itself, shock waves from supernovas collapsing into black holes, and matter accelerated as it is sucked into massive black holes at the centers of galaxies.

Recently astronomers have pinned down the location of the bursts and tentatively identified them as massive supernova explosions and neutron stars colliding both with themselves and black holes.

This bizarre connection between massive black holes and tiny elementary particles such as quarks and electrons is the latest result of string theory, a speculative idea which views all elementary particles as minuscule loops of string - like matter.

He said that scientists assume most stellar - remnant black holes — which result from the collapse of massive stars at the end of their lives — will be about the same mass as our sun.