New Extragalactic Perspectives in the New South Africa

  title={New Extragalactic Perspectives in the New South Africa},
  author={D. Block and J. Greenberg},
  • D. Block, J. Greenberg
  • Published 1996
  • Physics, Geography
  • What is the nature and composition of the dust grains responsible for the visual extinction in our Galaxy and in other galaxies beyond? What are the ranges in temperature of dust grains? Can these be less than 2.7K? Can the distribution of cold grains be studied optically at unprecedented arcsecond resolution? How does the presence of dust affect the morphology of a galaxy? Is this new dust-penetrated view bringing us to the verge of a breakthrough in understanding the connection between galaxy… CONTINUE READING
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