Sentences with phrase «nearby dwarf galaxies»
But when Kevork Abazajian at the University of California, Irvine, and colleagues analysed data from nearby dwarf galaxies, they found no such signal (arxiv.org/abs/1510.06424).
https://www.newscientist.com/
But when Abazajian and his student Ryan Keeley analysed data from nearby dwarf galaxies released by the Fermi telescope this year, they found no such signal there.
A search for nearby dwarf galaxies that should show the same signal have proved fruitless, leaving physicists disappointed after five years of excitement.
The supernova, known as SN1987A, was first seen by observers in the Southern Hemisphere in 1987 when a giant star suddenly exploded at the edge of a nearby dwarf galaxy called the Large Magellanic Cloud.
So say Avishay Gal - Yam of the Weizmann Institute of Science in Rehovot, Israel, and his colleagues, who followed the afterglow of the explosion in a nearby dwarf galaxy over 18 months (Nature, DOI: 10.1038 / nature08579).
Astronomers studying a nearby dwarf galaxy have detected large organic molecules, suggesting that the basic chemical building blocks of life can form in places much more primitive than our own galaxy.
A new computer re-enactment of billions of years of galactic evolution suggests that the Milky Way owes much of its current shape to interactions with a nearby dwarf galaxy.
I Zwicky 18 is a nearby dwarf galaxy that started forming stars only 500 million to one billion years ago.
Not exact matches
Scientists can only see the faintest dwarf galaxies when they are nearby, and had previously only found a few of them.
A Carnegie - based search of nearby galaxies for their oldest stars has uncovered two stars in the Sculptor dwarf galaxy that were born shortly after the galaxy formed, approximately 13 billion years ago.
The estimates of the number of dwarf irregulars and dwarf ellipticals are based on the proportions of these types of galaxies in nearby groups.
This rare opportunity to observe a dwarf galaxy as its gas is removed by the effects of a nearby giant galaxy will allow scientists to learn more about how this process happens.
We know that such objects need to have a low - density environment without other large galaxies nearby that would disturb it, but they also need a supply of small but gas - rich «dwarf» galaxies to accrete and build the really large diffuse extended disk.
«The beauty of this is that dwarf irregulars are the most numerous type of galaxy, and many, like IC 10, are relatively nearby.
His scientific research has focused on dwarf spheroidal galaxies, stellar populations in the Milky Way galaxy and nearby galaxies, globular clusters, chemical evolution of galaxies, and dark matter.
Hubble detects the galaxy's bulge and disk but only HDST resolves the galaxy's star forming regions and its nearby dwarf satellite.
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.