Milky Way ‘Space Bully’ That Prevents Nearby Galaxies from Fully Forming

October 19, 2014 3:02 PM

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You may have heard of the ‘survival of the fittest’ rule. The principal that only the strongest survive in the wild while the weak perish. It seems to be true on a cosmic scale as well. Radio observations have caused US astronomers to come to the conclusion that our home galaxy, our beloved Milky Way, is preventing stars from forming in neighbouring galaxies.

Scientists equipped with the most powerful radio telescopes, mainly the National Science Foundation’s Green Bank Telescope, or the GBT, have revealed that our Milky Way has plenty of smaller, or dwarf, galaxies surrounding it. These galaxies are completely devoid of hydrogen gas, the main ingredient...

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