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Stories about: dark matter |
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Astrophysicists from the Nagoya University and the University of Tokyo Institute for the Physics and Mathematics of the Universe (IPMU) have determined that dark matter is literally everywhere around us, creating a huge web of matter that encompasses everything we can see.
While the new study does not provide any ad... |
14 February 2012
10:36 GMT |
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Experts at the NASA Jet Propulsion Laboratory (JPL), in Pasadena, California, announce that the GALEX spacecraft has been placed on stand-by. The telescope has been investigating the Universe for nearly 9 years, even though its mission was originally supposed to last for just 2 and a half years.
Launched on April 28... |
9 February 2012
03:32 GMT |
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An independent panel formed by the National Research Council (NRC) has determined that NASA should contribute up to $20 million to the European Space Agency's (ESA) Euclid mission, but only if the American organization also decides to build the Wide-field Infrared Survey Telescope (WFIRST).
The latter would be ... |
7 February 2012
14:01 GMT |
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Investigators believe that they may be on the right track towards detecting the predicted dark matter satellites that should be orbiting the Milky Way. These objects should attract clumps of gas and other forms of normal matter, which should be visible to existing telescopes.
Dark matter appeared as a necessity to ... |
7 February 2012
05:51 GMT |
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Dark matter stars have been proposed to exist for a long time now, but thus far investigators have not been able to discover dark matter, let alone a star made entirely out of the stuff. In a new study, experts propose that finding these cosmic structures is within our current technological capabilities.
What the te... |
3 February 2012
02:41 GMT |
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According to the conclusions of a new scientific study conducted by an international collaboration of astronomers, it would appear that the emergence of the first supermassive black holes was responsible for curbing intense stellar formation processes in the very first galaxies ever to develop.
The enormous behemot... |
27 January 2012
05:43 GMT |
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In their studies of a large, distant galaxy, a team of astronomers made a very interesting finding. They were able to pinpoint the location of a very small, dwarf galaxy – in orbit around its larger counterpart. Remarkably, the smaller galaxy appears to be made exclusively out of dark matter.
Even more intere... |
19 January 2012
02:59 GMT |
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By studying how two galaxy clusters merge, astrophysicists believe they may be able to get some deeper insights into the nature of dark matter. Such a collision is taking place about 5 billion light-years from us, and experts are dedicating all available resources to studying the phenomenon.
There are hundreds of g... |
16 January 2012
04:59 GMT |
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For the past 12 years or so, the Sloan Digital Sky Surveys, part I, II and III, have been continuously analyzing the night sky, in an attempt to create digital 3D maps of how matter is distributed throughout. At this point, experts are trying to calculate how cosmic mass clumps up together based on these data.
At th... |
12 January 2012
14:01 GMT |
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El Gordo, meaning the fat one, is the oldest, most distant and most exceptional galaxy cluster discovered to date, say investigators behind a new study. The team discovered this structure at a distance of about 7 billion light-years from Earth. The cluster is being observed at an age when it was still in its infancy... |
11 January 2012
04:58 GMT |
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In a new study funded by the US National Science Foundation (NSF), experts were able to place very strong limits on the mass range in which dark matter can exist. Details of the research effort were published in the December 1 issue of the esteemed scientific journal Physical Review Letters.
Knowing everything ther... |
24 November 2011
04:56 GMT |
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According to new data collected by the astronomers operating the NASA Fermi Gamma-ray Space Telescope, it would appear that the spike in cosmic antimatter particle concentrations the Italian spacecraft PAMELA intercepted in 2008 cannot be interpreted as proof of dark matter.
The research bodes both well and bad for... |
23 November 2011
08:59 GMT |
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In a recent study conducted at the outskirts of our neighboring galaxy, Andromeda, astronomers were able to discover two new dwarf galaxies, which they named Andromeda 28 and 29. Experts hope to use these formations to reveal some of the mysteries associated with dark matter.
This is the stuff that makes up nearly ... |
8 November 2011
03:56 GMT |
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Shortly after the Big Bang, the Universe entered a period astronomers refer to as the dark ages. During this time, the host of phenomena and processes that unfolded to set the Cosmos on its current evolutionary path remain hidden from astronomers, and experts are dying to know what happened.
Investigators say that ... |
25 October 2011
16:01 GMT |
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Astrophysicists believe that extrasolar planets located in regions dense in dark matter could represent the last bastion life can occupy as the Universe grows old. Scientists say that these objects remain warm even if they are not accompanied by a parent star. Dark matter alone is enough to heat them. Therefore, tril... |
24 October 2011
05:49 GMT |
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Astrophysicists at the Harvard-Smithsonian Center for Astrophysics (CfA) say that their latest study on the nature of dark matter within the Milky Way has left them knowing less about the elusive stuff than they did before starting the investigation. Dark matter was first proposed to exist in order to explain why gal... |
18 October 2011
06:13 GMT |
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While astronomers are spending a lot of time and effort looking for traces of dark matter, those investigating the deep Universe are seeing the gravitational effects it causes on a massive scale. The latest example is this view captured by the NASA/ESA Hubble Space Telescope.
The Great Observatory managed to snap ... |
13 October 2011
10:37 GMT |
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An international collaboration of astronomers discovered recently that a massive molecular hydrogen cloud located some 50 million light-years away from our planet is in fact a dark galaxy, a cosmic formation that shines no starlight on its surroundings.
Researchers from the Cardiff University, in the United Kingd... |
23 September 2011
17:01 GMT |
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Dark matter is the enigmatic force in the Universe that gives galaxies much of their mass, interacting with normal matter only through gravity. Recently, experts proposed a new way of actually detecting it, applying a technique that could finally reveal the most intricate workings of the Universe.
Though dark mat... |
20 September 2011
14:21 GMT |
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Royal Holloway, University of London (RHUL) astrophysicists propose in a new study that dark matter trapped at the very core of the Sun is responsible for cooling down the star's inner furnace. This idea is bound to trigger heated debates in the international scientific community.
Dr Stephen West's team ... |
8 September 2011
10:58 GMT |
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The latest evidence in astrophysics appear to confirm the idea that dark matter may exist throughout the Universe in the form of mirror planets, mirror galaxies and mirror stars. The idea is highly-controversial, but the latest studies on the issue tend to tip the scales in its favor. University of Melbourne physicis... |
3 August 2011
11:27 GMT |
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A minute galaxy that neighbors the Milky Way surprised astronomers in a new study. While conducting a routine check of the object, a team discovered that the 1,000-star-large formation contained the largest amount of dark matter ever discovered in any galaxy.The small and dim stars in the Segue 1 galaxy are about the... |
2 August 2011
10:26 GMT |
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A team of investigators from the US Department of Energy's Fermi National Accelerator Laboratory (Fermilab) Center for Particle Astrophysics (CPA) says that dark matter is the most improbable ally that life has in its struggle to spread across the Universe. Two researchers say that the stuff – which cannot... |
28 July 2011
08:34 GMT |
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A group of astronomers says that it managed to figure out why all dark matter halos in the Universe look exactly the same. They did so by drawing an analogy to the behavior of stars, and by feeding data on dark matter halos in a computer simulation that usually models the evolution of stars. Stars have an established... |
23 July 2011
03:55 GMT |
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For years, astronomers have been proposing that the Milky Way and other galaxies in the Local Group are being drawn towards a dark mass called the Great Attractor. New data from telescopes in Chile are showing that that may not be the case at all.
This mass was proposed to exist in order for experts to be able to... |
23 July 2011
03:40 GMT |
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Since the Big Bang exploded the Universe into being more than 13.75 billion years ago, large-scale cosmic structures have evolved following roughly the same patterns, regardless of whether they are made up of normal matter or dark matter. This is the groundbreaking conclusion of a new computer model analyzing the sit... |
21 July 2011
09:52 GMT |
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Understanding the formation of large, spiral and barrel galaxies is one of the main objectives of astronomy, but this line of research is in fact hindered by observations of dwarf galaxies. The data astronomers observe when studying these objects do not match theoretical predictions. Until recently, astronomers were ... |
11 July 2011
09:27 GMT |
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One of the most enduring and difficult mysteries in astronomy today is a conundrum called the “Axis of Evil.” Recently, experts gathered in the United Kingdom to discuss it, as well as the latest measurements conducted on galaxy clusters. What this contradiction refers to is how to measure the weight of t... |
4 July 2011
08:03 GMT |
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Radio wavelength emissions recorded from filaments located within our galaxy may in fact represent a definitive proof that dark matter indeed exists. Astronomers discovered these central galactic filaments some years ago, but had no way of explaining them until now. In the new study, experts are proposing that the em... |
1 July 2011
09:27 GMT |
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Following new discoveries made in a very large galaxy clusters, experts are now proposing that the emergence of life in the Universe would be extremely difficult without the presence of dark matter. The stuff, which can only be detected by analyzing the gravitational influence it exerts on normal, baryonic matter, ma... |
23 June 2011
10:00 GMT |
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The results of the Sloan Digital Sky Survey – one of the most impressive cosmic surveys of galaxies ever conducted – show that the large-scale Universe is in fact dominated by hyperclusters. These are massive accumulations of galaxies, which look like overgrown superclusters. The main implication of the f... |
22 June 2011
08:06 GMT |
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Despite studying the Universe for the better part of three years, the NASA Fermi Space Telescope has yet to discover tell-tale signs confirming the existence of dark matter. These signs should theoretically exist at certain gamma-ray wavelengths, but the observatory found no evidence of their existence. The reason wh... |
22 June 2011
07:50 GMT |
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When experts conduct studies of extrasolar planet, they tend to assess their potential for supporting life based on some of the traits they can distinguish. But there is often an overlooked factor, some experts say, and that is the influence of dark matter. In the image attached to this article, the distribution of d... |
16 June 2011
05:26 GMT |
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Researchers working at the Coherent Germanium Neutrino Technology (CoGeNT) experiment – deep underground in a Minnesota mine – say that they may have found additional evidence on the existence of hypothesized, long-sought-for dark matter. A team in Italy has been reporting on seasonal variations in the pa... |
9 June 2011
04:23 GMT |
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Astronomers now believe that the cores of trillions of galaxies across the Universe are being powered by supermassive black hole. Recently, a team of experts proposed that these dark behemoths were produced by the collapse of massive stars made out of dark matter.Unlike usual stars, which are made up of normal, baryo... |
27 May 2011
09:29 GMT |
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The most important cargo that the space shuttle Endeavour carried to low-Earth orbit on May 16 is the Alpha Magnetic Spectrometer, a device developed by an international team of physicists led by experts at the Massachusetts Institute of Technology (MIT), in Cambridge. This $2 billion dollar particle detector has a p... |
25 May 2011
05:30 GMT |
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The most complex and expensive scientific experiment ever delivered to low-Earth orbit has been installed on the exterior of the International Space Station (ISS) today, May 19. This is the last large component to be attached to the station by the Europeans and the Americans.The Alpha Magnetic Spectrometer (AMS), whi... |
19 May 2011
07:57 GMT |
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The idea stating that black hole growth is somehow linked to the dark matter halos around and within massive galaxies is starting to get additional evidence. However, the connection is still feeble, and only a limited number of studies have been conducted on the issue. This line of study was prompted by the fact that... |
9 May 2011
05:04 GMT |
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Scientists in the United States recently provided the first confirmation that an European collaboration of physicists actually saw particles thought to make up dark matter in a long-term experiment.
The American team, based in an abandoned iron mine in Minnesota, operates a germanium-based detector, which seeks to... |
4 May 2011
02:05 GMT |
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A team of astronomers believes it may have established the location of massive dark matter clouds inside Abell 1689, an extremely large galaxy cluster. The formation has a gravitational pull whose strength cannot be accounted for by the existing, visible matter. Therefore, investigators say that large clouds of dark ... |
29 April 2011
05:11 GMT |
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The space shuttle Endeavor is well on track to launching towards the International Space Station (ISS) this Friday, on the same day of the British Royal Wedding. The spacecraft is looking good for an April 29 take-off date, and NASA officials say that the weather forecast is also encouraging.
Weather officers at ... |
27 April 2011
02:24 GMT |
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An exciting new theory from researchers in the United States proposes that the earliest supermassive black holes to develop in the early Universe were produced the the collapse of immense, dark matter stars. The phenomenon may have been very widespread across the young Cosmos. The concept of a dark star is not new, b... |
26 April 2011
03:20 GMT |
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According to the conclusions of a new scientific study, it would appear that dwarf galaxies are entirely dominated by dark matter, and also that the elusive form of matter may exist in the form of dwarf stars.The investigation has interesting implications of models seeking to explain the nature of dark matter. But sc... |
20 April 2011
06:03 GMT |
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A report detailing more than three months of scientific observations contains no clues that may indicate dark matter actually exists. The paper shows the conclusions of 100 days of surveys, conducted using the XENON100 experiment in Italy. The facility is operated by the Italian National Institute for Physics (INFN) ... |
15 April 2011
03:02 GMT |
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The macroscale structure of the observable Universe may be in direct violation of the most widely accepted model the international scientific community has for explaining how everything came into being, the Big Bang. The theory holds that what we know as the entire Cosmos today was spawned by a single point of no dim... |
31 March 2011
05:42 GMT |
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In a new study, astronomers have determined that the presence of dark matter can have a beneficial effect on extrasolar planets that are too far away from their parent stars to receive heat. High temperatures are considered to be one of the most important prerequisites for the development of life. As such, experts ha... |
31 March 2011
03:05 GMT |
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Astronomers recently managed to snap a new view of the Perseus Galaxy, one of the most beautiful in the known Universe. The crystal-clear image was snapped using the Suzaku space telescope, which conducts survey in X-ray wavelengths. The observatory is operated by the Japan Aerospace Exploration Agency (JAXA). It was... |
25 March 2011
05:21 GMT |
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An advanced model running on an American supercomputer has revealed the existence of a satellite galaxy around the Milky Way. When astronomers looked for it in real-life, they found traces that may indicate its presence. The model is now used to find other galactic companions as well. Astrophysicists have proposed so... |
24 March 2011
07:00 GMT |
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The most important payload that the space shuttle Endeavor will deliver to the International Space Station during its final mission will be the Alpha Magnetic Spectrometer, the most advanced and expensive scientific instrument ever flown to space. At this point, engineers at the Kennedy Space Center (KSC), in Florida... |
17 March 2011
08:38 GMT |
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