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Comet Tsuchinshan-ATLAS and Halloween Comet ATLAS Light Up October Skies

Two comets, including a potential 'headless' Halloween spectacle, are visible this week, offering a celestial show for sky watchers.

  • Comet Tsuchinshan-ATLAS (C/2023 A3) is currently visible in the constellation Ophiuchus, but requires binoculars or a small telescope due to its fading brightness.
  • The comet's coma spans approximately 130,000 miles, with a tail extending 18 million miles, as it moves away from Earth and the sun.
  • Comet ATLAS (C/2024 S1), also known as the Halloween comet, is approaching the sun and may become visible to the naked eye if it remains intact.
  • This Kreutz sungrazer comet, discovered on September 27, 2024, may break apart, potentially creating a bright tail without a visible head.
  • Observers in the Northern Hemisphere can look for Comet ATLAS in the eastern sky around sunrise, with optimal viewing conditions expected after October 28.
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