Sentences with phrase «discovered dwarf galaxy»

Applying this method to one recently discovered dwarf galaxy called Eridanus II, the scientists found a lot less dark matter in the center than many other models would have shown.

A recently discovered dwarf galaxy in the constellation Lynx may serve well as a proxy for better understanding the developing chemistry of the early universe, according to a research team that includes University of Virginia astronomers.

Not exact matches

The 17 dwarf satellite galaxy candidates were discovered in the first two years of data collected by the Dark Energy Survey, a five - year effort to photograph a portion of the southern sky in unprecedented detail.

«We did not detect significant emission with the LAT, but the dwarf galaxies that DES has and will discover are extremely important targets for the dark matter search,» said Peter Michelson, spokesperson for the LAT collaboration.

Astronomers have identified a white dwarf star in our galaxy that may be the leftover remains of a recently discovered type of supernova.

Three years ago, a University of Utah - led team discovered that an ultra-compact dwarf galaxy contained a supermassive black hole, then the smallest known galaxy to harbor such a giant black hole.

An international team of astronomers, led by Hakim Atek of the Ecole Polytechnique Fédérale de Lausanne, Switzerland, has discovered over 250 tiny galaxies that existed only 600 - 900 million years after the Big Bang [1]-- one of the largest samples of dwarf galaxies yet to be discovered at these epochs.

These «ultra-compact dwarf galaxies» are now the second and third ones known to house such gargantuan black holes, confirming that the first one — discovered by the same group in 2014 — was not an anomaly.

A cluster of young, pulsating stars discovered at the far side of the Milky Way may mark the location of a previously unseen dark - matter dominated dwarf galaxy hidden behind clouds of dust.

A team of Russian and American scientists has discovered a previously - unknown dwarf galaxy located about 7 million light years away from our own.

Astronomers have discovered a «treasure» of several dwarf galaxies, about a billion times dimmer than the Milky Way, orbiting our galaxy.

More than 20 dwarf galaxy companions have been discovered in the past year, many of which were also discovered with DECam.

On the other hand, several similarities were discovered with the chemical composition observed for stars in nearby massive dwarf galaxies, such as Sagittarius and the Large Magellanic Cloud.

In 2003, astronomers announced that they had discovered that iron from supernovae of the first stars (possibly from Type Ia supernovae involving white dwarfs) indicate that «massive chemically enriched galaxies formed» within one billion years after the Big Bang, and so the first stars may have preceded the birth of supermassive black holes (more from Astronomy Picture of the Day, ESA, and Freudling et al, 2003).

The two closest neighbors, both already mentioned, have only recently been discovered: The nearest of all, discovered in 2003, is an already almost disrupted dwarf galaxy, the Canis Major Dwarf, the nucleus of which is about 25,000 light - years away from us and about 45,000 light - years from the Galactic Cedwarf galaxy, the Canis Major Dwarf, the nucleus of which is about 25,000 light - years away from us and about 45,000 light - years from the Galactic CeDwarf, the nucleus of which is about 25,000 light - years away from us and about 45,000 light - years from the Galactic Center.

First, we have to find dwarf galaxies and that requires very large sky surveys like the Dark Energy Survey — which discovered Reticulum II — as well as surveys conducted by the Large Synoptic Survey Telescope, which will start operations in the 2020s.