News tagged with dwarf galaxies

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The Milky Way's tiny but tough galactic neighbor

In the new ESO image, Barnard's Galaxy glows beneath a sea of foreground stars in the direction of the constellation of Sagittarius (the Archer). At the relatively close distance of about 1.6 million light-years, Barnard's ...

dateOct 14, 2009 in Astronomy
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Rogue Black Holes May Roam the Milky Way

(PhysOrg.com) -- It sounds like the plot of a sci-fi movie: rogue black holes roaming our galaxy, threatening to swallow anything that gets too close. In fact, new calculations by Ryan O'Leary and Avi Loeb (Harvard-Smithsonian ...

dateApr 29, 2009 in Astronomy
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New stars from old gas surprise astronomers

(PhysOrg.com) -- Evidence of star birth within a cloud of primordial gas has given astronomers a glimpse of a previously unknown mode of galaxy formation. The cloud, known as the Leo Ring, appears to lack the dark matter ...

dateFeb 18, 2009 in Astronomy
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Reconciling dwarf galaxies with dark matter

Dwarf galaxies are enigmas wrapped in riddles. Although they are the smallest galaxies, they represent some of the biggest mysteries about our universe. While many dwarf galaxies surround our own Milky Way, there seem to ...

dateSep 07, 2016 in Astronomy
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Hubble spots an irregular island in a sea of space

This image, courtesy of the NASA/ESA Hubble Space Telescope's Advanced Camera for Surveys (ACS), captures the glow of distant stars within NGC 5264, a dwarf galaxy located just over 15 million light-years away in the constellation ...

dateAug 29, 2016 in Astronomy
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