Friday, September 6, 2013

ScienceDaily: Galaxies News

ScienceDaily: Galaxies News


Interstellar winds buffeting our solar system have shifted direction

Posted: 05 Sep 2013 11:28 AM PDT

Scientists have discovered that the particles streaming into the solar system from interstellar space have likely changed direction over the last 40 years.

Powerful jets discovered blowing material out of galaxy

Posted: 05 Sep 2013 11:27 AM PDT

Astronomers using a worldwide network of radio telescopes have found strong evidence that a powerful jet of material propelled to nearly light speed by a galaxy's central black hole is blowing massive amounts of gas out of the galaxy. This process, they said, is limiting the growth of the black hole and the rate of star formation in the galaxy, and thus is a key to understanding how galaxies develop.

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