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Gemini North

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Gemini North is one of the twin telescopes of the Gemini Observatory located on Mauna Kea in Hawaii. It is a state-of-the-art optical and infrared telescope used for advanced astronomical research.

5 Must Know Facts For Your Next Test

  1. Gemini North has an 8.1-meter diameter primary mirror.
  2. The telescope operates in both optical and infrared wavelengths.
  3. It is part of the international Gemini Observatory, which includes its counterpart, Gemini South, in Chile.
  4. Adaptive optics technology is used to correct distortions caused by Earth's atmosphere.
  5. Gemini North has been operational since 1999 and continues to contribute to significant astronomical discoveries.
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