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Whirlpool galaxy

   Also found in: Wikipedia 0.01 sec.
Whirlpool galaxy [′wərl‚pül ‚gal·ik·sē]
(astronomy)
A spiral galaxy of type Sc (open spiral structure), seen face on, in the constellation Canes Venatici.


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Images of nearby spiral galaxies such as the Andromeda Galaxy (M31) and the Whirlpool Galaxy (M51) likewise showed the distribution of neutron stars through each galaxy, revealing a dense conglomeration of them close to each galactic centre, with the remainder of the population spread along the spiral arms.
Since its launch in April 1990, Hubble, a collaboration between Nasa and the European Space Agency, has sent back detailed images of the most distant parts of outer space, including the Whirlpool Galaxy, above, and has enabled astronomers to calculate the rate of expansion of the universe.
Hogue has pointed his 18 1/2 -inch telescope at the Whirlpool Galaxy and is showing it to one of Owen's boys.
 
 
 
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