Sentences with phrase «companion star»
A "companion star" refers to a star that orbits another star, forming a pair in space. Full definition
The current best explanation is that the plasma balls were launched by an unseen companion star in an elliptical orbit around the red giant.
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This artist's illustration shows a black hole (center of disk) with matter from a massive companion star falling onto it.
This means that there is probably a previously unseen companion star orbiting the star [4].
The strange shape was probably created by a hidden companion star orbiting the red giant.
He says that suggests it once had a very close companion star.
Her studies suggest, however, that black holes would only rarely have companion stars so nearby that they could steal matter from them and thus shine in X-rays.
Their observations revealed surprising information about the mysterious companion star, a feat made possible by recent advances in linking telescopes into a robotic network.
The current best explanation suggests the plasma balls were launched by an unseen companion star.
Their gravity pulls surrounding material from companion stars onto them, and as this material is tugged on, it heats up and glows with X-rays.
That star, now either a superdense neutron star or black hole, is ripping material from a «normal» companion star with its strong gravitational pull.
But Saint Andrews's Forgan thinks Batygin's approach could be particularly useful for modeling black hole accretion disks that are warped by companion stars.
© Walter Myers — larger image (Artwork from Computergraphic Vistas, used with permission) View of planet b from a baked and cracked moon with very dim companion Star B at upper right, as imagined by Myers (more).
The event was what's known as a classical nova explosion, which occurs when a dense stellar corpse called a white dwarf steals enough material from an ordinary companion star for its gas to spontaneously ignite.
Seeing transits is not enough; periodic dips in a star's light could be caused by a small companion star too dim to detect directly.
Astronomers believe a star can be ejected when an orbiting companion star explodes.
Millisecond pulsars probably arise when a neutron star pulls gas from a nearby companion star.
CANNIBAL ZOMBIE STAR Dead stars called white dwarfs (left) steal material from ordinary companion stars (right), as shown in this artist's illustration.
If both were spinning in the same direction before they fused, that would suggest they started out as companion stars.
Astronomers speculated that these knots were actually jets ejected by disks of material around companion stars that were not visible in the Hubble images.
PSR J1713 +0747, as it is known, has a tiny white dwarf companion star, and the two orbit each other exceptionally predictably.
During the orbital period of such a planet of 0.6 (3) a, an observer on the planet would see this intensely bright companion star circle the sky just as humans see with the Solar System's planets.
Left: A normal star in a binary system gravitationally pulls in matter from an aging companion star that has swelled to a bloated red giant that is a few hundred times its original size.
Working with UW astronomer Eric Agol, doctoral student Ethan Kruse has confirmed the first «self - lensing» binary star system — one in which the mass of the closer star can be measured by how powerfully it magnifies light from its more distant companion star.
AstraLux has provided very sharp images which rule out the presence of a possible companion star in the vicinity of K2 - 229, confirming the planetary nature of the three objects.
[VIDEO: Cannibal White Dwarf Feeds on Companion Star]
Astronomers can observe a star accelerating in orbit around an unseen companion, rather than a detectable binary companion star (see video above).
Astronomers are expecting high - energy explosions when pulsar J2032 swings around its massive companion star in early 2018.
«It is possible that companion stars drive the dynamics of planets such as to move the planets closer to the star.»
Although it may be smaller than Betelgeuse, Antares has something Betelgeuse doesn't: a strange companion star.
Gas from a distorted companion star blocks some of the radio waves from a rapidly spinning pulsar in this artist's conception.
To make that transformation, the mass - gaining companion star could experience a giant eruption because of some instability related to the acquiring of matter from the newly formed Wolf - Rayet.
Astronomers had also hoped that the Hubble images would uncover companion stars thought to be responsible for some of the more bizarre shapes of planetary nebulas.
A supernova that exploded in 1993 in a galaxy not too far away offered astronomers a rare opportunity: to prove that this type of stellar explosion is caused by a thieving companion star.
Such a supernova is supposed to result when a larger companion star dumps material onto the white dwarf, triggering a runaway nuclear reaction that annihilates the small star.
Pulsar J1903 +0327 appears to be revolving around a sunlike companion star in an elongated orbit.
The theory about how type Ia supernovas blow up is pretty well established, and it's hardly surprising that there is indeed a surviving companion star, says theoretical astrophysicist Stanford E. Woosley of the University of California, Santa Cruz — «but it's certainly nice to see,» he says.
The first so - called helium nova, the possible result of a large white dwarf sucking material from a hydrogen - deficient companion star, may be a precursor to a supernova
Artist's impression of the black hole GRO J1655 - 40, which is orbited by a normal companion star.
The star is orbited by a dim, hot companion star that appears to be enveloped by a thick cloud of dust roughly one to three times as wide as Earth's orbit.
A double - lined spectroscopic binary, Star Aa appears to be slightly more massive and so more highly evolved and cooler than companion Star Ab.
Examining each Kepler system individually considering multiple avenues (isochrone mapping, contrast curves, probability of being bound), we suggest two cases for which the techniques most likely agree in their companion detections (detect the same companion star).
As of 2015, the magnitude 10.5 K - type companion star was located at an angular separation of 18.10 arc seconds along a position angle of 135 ° from the brighter primary.
This «AB» designation denotes the apparent gravitational centre of the main binary system relative to other companion star (s) in any multiple star system.
In casting off its outer layers, however, such an evolved companion star would have contaminated Gacrux with the later by - products of its more advanced nuclear processes.
At the heart of the nebula, another monster companion star is evaporating while it orbits Eta Carinae.
The suspected companion star also might be responsible for a pair of high - speed jets of gas that lie at right angles to this equatorial ring.