News tagged with dwarf galaxy

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Pan-STARRS discovers two super supernovae

Supernovae are the brightest phenomenon in the current universe. As massive stars die as supernovae, they briefly outshine the rest of the stars in their galaxy and are visible, at least once the light gets ...

dateJul 22, 2011 in Astronomy
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Gamma-ray emission from Terzan 5

(PhysOrg.com) -- The H.E.S.S. telescope system in Namibia discovered a new source of very-high-energy gamma-rays from the direction of the globular cluster Terzan 5. Being very likely located in the outer ...

dateJun 24, 2011 in Astronomy
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The rose-red glow of star formation

The vivid red cloud in this new image from ESO's Very Large Telescope is a region of glowing hydrogen surrounding the star cluster NGC 371. This stellar nursery lies in our neighboring galaxy, the Small Magellanic ...

dateMar 30, 2011 in Astronomy
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Hubble finds that puny stars pack a big punch

(PhysOrg.com) -- A deep survey of more than 200,000 stars in our Milky Way galaxy has unveiled the sometimes petulant behavior of tiny red dwarf stars. These stars, which are smaller than the Sun, can unleash ...

dateJan 10, 2011 in Astronomy
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Discovery triples number of stars in universe

Astronomers have discovered that small, dim stars known as red dwarfs are much more prolific than previously thought—so much so that the total number of stars in the universe is likely three times bigger ...

dateDec 01, 2010 in Astronomy
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Milky way sidelined in galactic tug of war

(PhysOrg.com) -- The Magellanic Stream is an arc of hydrogen gas spanning more than 100 degrees of the sky as it trails behind the Milky Way's neighbor galaxies, the Large and Small Magellanic Clouds. Our ...

dateSep 29, 2010 in Astronomy
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