Sentences with phrase «mass than our sun»

While neutron stars have a slightly larger mass than our Sun, their diameter is only a few 10 km.

Some protostars have less mass than our sun.

«This giant gas bubble contains about a million times more mass than the Sun and the energy powering its outflow is equal to about 100 supernova explosions,» said Yurii Pidopryhora, of the National Radio Astronomy Observatory (NRAO) and Ohio University.

The core of the star, with 40 percent more mass than our Sun, collapses under its own gravity to a sphere only about 10 miles in diameter, composed mostly of neutrons.

Stars with 8 times more mass than the Sun are forming in Orion KL.

Not exact matches

Because, my God, though I lack the soul - zeal and the sublime integrity of your saints, I yet have received from you an overwhelming sympathy for all that stirs within the dark mass of matter; because I know myself to be irremediably less a child of heaven than a son of earth; therefore I will this morning climb up in spirit to the high places, bearing with me the hopes and the miseries of my mother; and there — empowered by that priesthood which you alone (as I firmly believe) have bestowed on me — upon all that in the world of human flesh is now about to be born or to die beneath the rising sun I will call down the Fire.

We now know that the heavier, terrestrial elements compose less than one per cent of the sun's mass, the rest being essentially a mixture of the two lightest elements, hydrogen and helium.

Sightings since 2006 have shown that gargantuan monsters with masses of at least a billion suns were already in place when the universe was less than a billion years old — far too early for them to have formed by conventional means.

The IMF predicts that most stellar mass is in low - mass stars and that less than 1 % of all stars are born with masses in excess of ten times that of the Sun.

Most black holes are thought to form when very massive stars — those with more than about 10 times the mass of sun — exhaust their nuclear fuel and begin to cool and therefore contract.

TRAPPIST - 1, which is 39 light - years distant and just 8 % the mass of the sun, caught the team's attention because it was obvious from multiple dips that more than one planet orbited the star.

The exploding star itself had been very massive, more than 40 times the mass of the Sun.

He found that if they had more than 1.4 times the sun's mass, they would implode under their own gravity, forming a Schwarzschild singularity.

The object, which the researchers have nicknamed Planet Nine, has a mass about 10 times that of Earth and orbits about 20 times farther from the sun on average than does Neptune (which orbits the sun at an average distance of 2.8 billion miles).

Their analysis credited the monstrous central black hole with a mass of 6.4 billion suns — much more than was expected (The Astrophysical Journal, DOI: 10.1088 / 0004 - 637X / 700 / 2/1690).

The mass of ejected lithium in Nova Centauri 2013 is estimated to be tiny (less than a billionth of the mass of the Sun), but, as there have been many billions of novae in the history of the Milky Way, this is enough to explain the observed and unexpectedly large amounts of lithium in our galaxy.

As relatively small stars (those less than ten times the mass of our sun) near the end of their lives, they throw off their outer layers and become white dwarf stars, which are very dense.

Because they are much smaller than other solar eruptions — like flares or coronal mass ejections — prominences had previously been thought to have a relatively minor effect on the sun's atmosphere, and therefore also on the solar wind.

Neutron stars are dense stellar corpses with masses «only» a little larger than the Sun crammed into a city - size sphere.

[3] In this context, «massive» means more than 50 billion times the mass of the Sun.

Black holes this size are «born» when a heavyweight star — more than ten times the mass of the Sun — explodes as a supernova at the end of its life.

«These waves are caused by massive collisions between objects with a mass far greater than our sun.

They have found giant planets several times the mass of Jupiter, orbiting their star at more than twice the distance Neptune is from the sun — another region where theorists thought it was impossible to grow large planets.

A black hole with a mass 100 million times that of our sun, like the one in MCG -6-30-15, would have a circumference of more than 100 million miles, yet it could be rotating once every hour and three - quarters.

Tipping the scales at less than about a million suns in mass, middleweight black holes may hold clues to how their much larger siblings, and galaxies, first formed

The exoplanet (a planet in another solar system) is about six times the mass of Jupiter and orbits about 40 percent closer to its star, dubbed HD 102272, than Earth does around the sun.

Some MACHOs may be neutron stars left behind after supernovae explosions, but most are thought to be tiny failed stars called brown dwarfs which have a mass of less than 8 per cent that of the Sun and are too small to sustain nuclear fusion reactions.

Given the accuracy of their observations, this means the white dwarf can not have lost more than one - millionth of the sun's mass in the event.

But when Hugues Sana of the University of Amsterdam in the Netherlands and colleagues looked at 71 stars with masses greater than 15 times that of our sun, they found that more than 70 per cent revolve with a companion in a binary system (Science, doi.org/h4k).

Such rapid growth may help explain how supermassive black holes were able to reach masses about a billion times higher than the sun when the universe was only about a billion years old.

The companion lies a bit farther from the star than Pluto is from the sun; it has a surface temperature of about 1400 degrees Fahrenheit, and its mass is 2 percent of the sun's and 20 times Jupiter's.

With a mass of 100 million times more than our Sun, this is the largest black hole caught in this act so far.

From their observations, the astronomers conclude that this extreme cluster most probably contains no less than 100,000 times the mass of the Sun, and all of its stars are located within a region less than 6 light - years across.

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.

[1] Stars with more mass run through their lives much more quickly than lighter ones such as the Sun, which have lives measured in billions, rather than millions, of years.

Here Robert Kirschner of Harvard University and his colleagues found an enormous void of starless space, 150 million light - years across, while another team uncovered evidence of a black hole that packs the mass of 2 billion suns into a space no larger than our solar system.

Like every major galaxy, it has a supermassive black hole in its core — specifically, Andromeda's has a hefty 100 million times the mass of the Sun, making it far larger than our own Milky Way's 4 million mass central black hole.

By examining infrared data taken earlier by the Spitzer Space Telescope, they discovered a swath of dust particles ranging in size from 0.1 to 20 microns (finer than a split hair) that added up to the mass of a large asteroid and, based on their warmth, were strewn about 1.8 Earth — sun distances from the star.

Supermassive black holes have a mass of more than 1 million suns, and are thought to be at the center of all big galaxies.

The heavy elements, or metals, were surprising because white dwarfs contain about as much mass as the Sun squeezed into bodies the size of the Earth, giving them surface gravities 10,000 times stronger than the Sun's.

Astronomers estimate that around 2000 stars reside within Trumpler 14, ranging in size from less than one tenth to up to several tens of times the mass of the Sun.

The one at the center of our galaxy has a mass more than 3 million times that of our sun.

Astrophysical giants several times the mass of the sun and midget black holes smaller than a subatomic particle could provide glimpses of an extra-dimensional existence.

Theories of stellar evolution predict that stars weighing less than about 25 times the mass of the sun end up as neutron stars, while heftier stars are destined to become black holes.

HD 93129Aa is an O - type star that is approximately two and a half million times brighter than the Sun, and has a mass 80 times greater.

Astronomers announced in February that they found a black hole much bigger than it has any right to be — 12 billion times our sun's mass, a shocking weight considering its age.

In the late 1960s, astrophysicists calculated that because of this phenomenon, stars could grow no larger than about 20 times the mass of our sun.

Surely, theorists thought, the action of these two competing forces against each other would prevent stars becoming more massive than, say, 120 times the mass of the sun.

The star cluster R136 is already home to the largest known star in the universe, a giant more than 250 times the mass of the sun.

In our galaxy, newborn stars span an enormous range of masses: A few rare superstars arise with more than 100 times the mass of our sun, but the vast majority is composed of dim red dwarfs with just a fraction of the sun's mass.