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Milky Way Galaxy (Astronomy) Home of Solar System


Milky Way Facts:
  • Home Galaxy of our Solar System.
  • Member of the barred spiral class of galaxies.
  • Diameter is around 100,000 light years across.
  • Spiral arms have a thickness of around 1,000 - 2,000 lightyears.
  • The Sun sits about 25,000 lightyears from the Milky Way centre on the edge of the Orion.
NASA Image Description:
  • The Milky Way is a dusty place.
  • Cannot see the center of the galaxy in visible light.
  • NASA's Spitzer Space Telescope (using infrared wavelength 8 microns) imaging highlights the region's exceptionally bright & dusty clouds, lit up by young massive stars.
  • Individual stars can be seen as tiny dots scattered throughout the dust.

Image - NASA (Public Domain)

Posted by ALCHEssMIST.
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