News tagged with milky way galaxy

Herschel observes Andromeda's past and future stars

Recently, the infrared Herschel Space Observatory, has taken a series of beautiful high-resolution infrared images of Andromeda. It is the first time we can see M31, at these wavelengths, at such a high resolution. ...

Dec 01, 2014
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Staying warm: The hot gas in clusters of galaxies

Most galaxies lie in clusters, groupings of a few to many thousands of galaxies. Our Milky Way galaxy itself is a member of the "Local Group," a band of about fifty galaxies whose other large member is the ...

Nov 28, 2014
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Team creates Milky Way structure simulations

If you took a photograph of the Milky Way galaxy today from a distance, the photo would show a spiral galaxy with a bright, central bar (sometimes called a bulge) of dense star populations. The Sun—very ...

Nov 18, 2014
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The answer is blowing in the intergalactic wind

Astronomers from the University of Toronto and the University of Arizona have provided the first direct evidence that an intergalactic "wind" is stripping galaxies of star-forming gas as they fall into clusters ...

Nov 13, 2014
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Studying the physics of galaxies

Assistant Professor of Astronomy Evan Kirby arrived on campus in August. Born and raised in New Orleans, Kirby earned his BS in 2004 from Stanford University; his undergraduate thesis involved trips to Pasadena ...

Nov 03, 2014
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Hubble sees 'ghost light' from dead galaxies

(Phys.org) —NASA's Hubble Space Telescope has picked up the faint, ghostly glow of stars ejected from ancient galaxies that were gravitationally ripped apart several billion years ago. The mayhem happened ...

Oct 30, 2014
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Image: Galactic wheel of life shines in infrared

It might look like a spoked wheel or even a "Chakram" weapon wielded by warriors like "Xena," from the fictional TV show, but this ringed galaxy is actually a vast place of stellar life. A newly released ...

Oct 24, 2014
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Spirals in a galaxy may arise from density waves

It's often said that the shape of a spiral galaxy follows the curve of a golden spiral. You can see this, for example, in the image above. While it's often implied that this curve matches exactly, that isn't ...

Oct 09, 2014
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