Sentences with phrase «nearby star»
On January 13, 2003, astronomers announced the discovery of a methane brown dwarf companion to this nearby star (ESO and AIP joint press release and API press release in German — more below).
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On January 13, 2003, a team of astronomers (including Ralf - Dieter Scholz, Mark McCaughrean, Nicolas Lodieu, and Bjoern Kuhlbrodt) announced the discovery of a brown dwarf companion «b» — now re-designated «ba» — to this nearby star with a total (bolometric) luminosity of just 0.002 percent that of the Sun (ESO and AIP joint press release and API press release in German — more below).
From the original description, the team knew they were looking for a nova eruption — an extremely powerful explosion, where a white dwarf is fed by hydrogen from a nearby star.
Detailed images of the nearby star Beta Pictoris, taken by NASA's Hubble Space Telescope, confirm the existence of not one but two dust disks encircling the star.
In August astronomers announced that the nearby star Proxima Centauri hosts an Earth - sized planet (called Proxima b) in its habitable zone.
Notes: Nominated as a «notable nearby star» by Erik Allan Edler.
«With these missions we will learn about the most extreme states of matter by studying neutron stars and we will identify many nearby star systems with rocky planets in the habitable zone for further study by telescopes such as the James Webb Space Telescope.»
The young, nearby star AU Microscopii (AU Mic) is an ideal candidate to get a snapshot of planet birthing because the disk is tilted nearly edge on to our view from Earth.
A nearby star system appears to be forming planets, and one of these may resemble a young Earth.
This dramatic infrared image shows the nearby star formation region Monoceros R2, located some 2,700 light - years away in the constellation of Monoceros (the Unicorn).
The keen vision of NASA's Hubble Space Telescope has detected a mysterious gap in a vast protoplanetary disk of gas and dust swirling around the nearby star TW Hydrae, located 176 light - years away in the constellation Hydra (the Sea Serpent).
The Pan-STARRS1 Proper - motion Survey for Young Brown Dwarfs in Nearby Star - forming Regions.
An Earth - like exoplanet is forming in the habitable zone around a nearby star, TW Hydrae.
Sirius A is a bright, nearby star with no known debris.
According to the space agency, astronomers exploring a disk of gas and dust around a nearby star uncovered a compact cloud of poisonous gas formed by constant collisions among the comet - like bodies.
Maunakea, Hawaii — A team of astronomers using ground - based telescopes in Hawaii, California, and Arizona recently discovered a planetary system orbiting a nearby star that is only 54 light - years away.
«In order to detect molecules in the atmospheres of exoplanets, astronomers need to be able to analyze light from the planet without being completely overwhelmed by light from the nearby star,» Ruane says.
One either uses a much smaller photometric aperture than normal, excluding the nearby star, or one uses a much wider aperture, containing both stars, and makes a correction for the dilution of the companion.
Maunakea, Hawaii — A team of astronomers using ground - based telescopes in Hawaii, California, and Arizona recently discovered a planetary system orbiting a nearby star that is only 54 light - years... Read more»
Once every 69 years, a nearby star dramatically dims for about three and a half years during the longest known stellar eclipse in our galaxy.
By monitoring a small, nearby star for 11 years with one of the 10 - meter Keck telescopes in Hawaii and combining the data with 4.3 years of similar observations published by another team, Vogt and his co-authors found two orbiting planets, with respective masses of at least 3.1 times and seven times the mass of Earth.
When triangulating the distance to a nearby star, astronomers must precisely measure the position of the star relative to other stars.
Astronomers using NASA's Hubble Space Telescope have discovered an immense cloud of hydrogen dubbed «The Behemoth» bleeding off a planet orbiting a nearby star.
And if sending a probe across the trillions of kilometers of space to visit a nearby star system ever becomes feasible, engineers have their first target.
TEMPER TANTRUM Proxima Centauri released a gigantic flare on March 24, 2017, fizzling hopes that this nearby star's Earth - mass planet is habitable.
Most of those detected are located in nearby star forming regions, which are all fairly small and have a low density of stars.
In 2006 the team began a new search for brown dwarfs, observing five nearby star forming regions.
MOST HELLISH PLANET Charcoal - black world HD 149026b (illustrated here) absorbs most of the radiation it gets from its very nearby star, pushing temperatures to 3700 degrees Fahrenheit, above the boiling point of lead.
A NEWLY discovered planet orbiting a nearby star could be the closest habitable world to us.
The surface brightness toward nearby star - forming regions is about 3 to 4 rayleighs.
The group, led by physics professor emeritus Saul Rappaport, determined that in order for the planet to maintain its extremely tight orbit around its star, it would have to be incredibly dense, made almost entirely of iron — otherwise, the immense tidal forces from the nearby star would rip the planet to pieces.
One way to resolve this seeming paradox, astronomers have speculated, is for a second stellar wind from a nearby star to collide with the first wind, cooling the gas enough to preserve dust.
This view from the European Southern Observatory's La Silla Paranal Observatory in Chile shows a nearby star - forming region, some 500 light - years away, in the constellation Corona Australis (the Southern Crown).
A nearby star features a comet - like tail that could be the outer reaches of a protoplanetary disk evaporating under the intense ultraviolet radiation from IRS 2.
Although the Keck was unable to pick out a nearby star, the computer simulations suggest that the dust stream is probably shaped by colliding stellar winds.
The question is, if there is a transiting «Earth» around a nearby star, how would we find it?
«Supernova collides with nearby star, taking astrophysicists by surprise.»
A nearby star, Beta Pictoris, is surrounded by two dusty discs — not one — a newly released image from the Hubble Space Telescope reveals.
A black hole has been spotted belching out a burst of gamma rays after gulping down part of a nearby star, something never seen before.
Observations of a nearby star at infrared wavelengths may capture the ongoing birth of a planet.
A simple point of light could be a dim nearby star or a brilliant one thousands of light - years away.
The brightest object in a nearby star cluster, thought for decades to be a single star, is actually two massive stars in the process of merging.
According to a summary of Barstow's talk released by the Royal Astronomical Society, the most probable explanation for the missing gas is that the area was swept clear of material by a nearby star that went supernova within the last few million years.
Here's music of the spheres: Astronomers have found three planets orbiting a nearby star in resonance, which means their gravity has locked them into orbital periods that are simple multiples of one another.
Computer models suggest a brush with a nearby star may have triggered the clumping as recently as 2,000 years ago.
«Oumuamua was never seen to sprout a comet - like tail after getting close to the sun, hinting it is not a relatively fresh bit of icy flotsam from the outskirts of a nearby star system.
The science team, led by chemist Brett McGuire at the National Radio Astronomy Observatory (NRAO) in Charlottesville, Virginia, detected this molecule's telltale radio signature coming from a nearby star - forming nebula known as the Taurus Molecular Cloud 1 (TCM - 1), which is about 430 light - years from Earth.
To spot the black hole's event horizon, a team of astronomers — led by Michael Garcia and Ramesh Narayan of the Harvard - Smithsonian Center for Astrophysics in Cambridge, Massachusetts — watched what happened as a black hole stole gas away from a nearby star.
Some cataclysmic event in Mira's past, perhaps the explosion of a nearby star, sent it rocketing through space at 80 miles per second.
Charcoal - black world HD 149026b (illustrated here) absorbs most of the radiation it gets from its very nearby star, pushing temperatures to 3700 degrees Fahrenheit, above the boiling point of lead.