Astronomy stands out among other sciences due to a particularity: we are passive observers. Due to the great distances, planets, stars, galaxies can only be passively studied. The only source of information is their radiation.

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The Light of the Stars

  • Arnold Hanslmeier

摘要

Astronomy stands out among other sciences due to a particularity: we are passive observers. Due to the great distances, planets, stars, galaxies can only be passively studied. The only source of information is their radiation.