News tagged with dwarf galaxies
Related topics: hubble space telescope
No Place to Hide: Missing Primitive Stars Outside Milky Way Uncovered
(PhysOrg.com) -- After years of successful concealment, the most primitive stars outside our Milky Way galaxy have finally been unmasked. New observations using ESO's Very Large Telescope have been used to ...
Feb 17, 2010 |
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PCs around the world unite to map the Milky Way
(PhysOrg.com) -- At this very moment, tens of thousands of home computers around the world are quietly working together to solve the largest and most basic mysteries of our galaxy.
Feb 10, 2010 |
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Astrophysicists unwind 'Cold Dark Matter Catastrophe' conundrum
For nearly twenty years scientists have been trying to resolve the discrepancy in the cold dark matter paradigm - the so-called "Cold Dark Matter catastrophe". Recently an international research group including physics professor ...
Jan 14, 2010 |
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New research resolves conflict in theory of how galaxies form (w/ Video)
(PhysOrg.com) -- For more than two decades, the cold dark matter theory has been used by cosmologists to explain how the smooth universe born in the big bang more than 13 billion years ago evolved into the ...
Jan 13, 2010 |
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New tidal streams found in Andromeda reveal history of galactic mergers
(PhysOrg.com) -- An international team of astronomers has identified two new tidal streams in the Andromeda galaxy, the remnants of dwarf galaxies consumed by our large galactic neighbor. Analysis of the stars ...
Jan 07, 2010 |
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Team using Subaru Telescope makes major discovery
An international team of scientists that includes an astronomer from Princeton University has made the first direct observation of a planet-like object orbiting a star similar to the sun.
Dec 03, 2009 |
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A Superbright Supernova That’s the First of Its Kind
(PhysOrg.com) -- An extraordinarily bright, extraordinarily long-lasting supernova named SN 2007bi, snagged in a search by a robotic telescope, turns out to be the first example of the kind of stars that first ...
Dec 02, 2009 |
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Cosmic 'Dig' Reveals Vestiges of the Milky Way's Building Blocks
(PhysOrg.com) -- Peering through the thick dust clouds of our galaxy's "bulge" (the myriads of stars surrounding its center), a team of astronomers has unveiled an unusual mix of stars in the stellar grouping ...
Nov 25, 2009 |
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New type of supernova explosion reported; predicted by theoretical physicists at UCSB
A new class of supernova was discovered by scientists at Berkeley and may be the first example of a new type of exploding star. A team of astrophysicists at UC Santa Barbara had predicted this kind of explosion in their t ...
Nov 05, 2009 |
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Discovery of dwarf galaxy a big find for astronomy team
In some ways, discovering a new galaxy is all in a day's work for John Cannon, Macalester College assistant astronomy professor.
Oct 20, 2009 |
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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, ...
Oct 14, 2009 |
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Invisible matters: How dwarf galaxies may lose their light
(PhysOrg.com) -- A new study seeking to answer the question of why some galaxies are extremely dark compared with others may eventually help to explain the formation of all galaxies, according to researchers ...
Oct 02, 2009 |
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No strain for Andromeda: Galaxy is cosmic cannibal (w/ Video)
(PhysOrg.com) -- A huge galaxy neighbouring our own Milky Way appears to have expanded by "digesting" smaller galaxies nearby, a new study has shown.
Sep 02, 2009 |
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Cosmic Dance Helps Galaxies Lose Weight
(PhysOrg.com) -- A study published this week in the journal Nature offers an explanation for the origin of dwarf spheroidal galaxies. The research may settle an outstanding puzzle in unders ...
Jul 29, 2009 |
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Study plunges standard Theory of Cosmology into Crisis
As modern cosmologists rely more and more on the ominous “dark matter” to explain otherwise inexplicable observations, much effort has gone into the detection of this mysterious substance in the last two decades, yet no direct ...
May 05, 2009 |
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