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  • CosmiraWhy isn't the equinox exactly twelve hours of daylight?0:52 · Quarelia
  • CosmiraWhy does the Moon look so big when it rises?0:35 · Quarelia
  • CosmiraWhy are sunsets red?0:27 · Quarelia
  • CosmiraWhy do stars twinkle… but not planets?0:47 · Quarelia