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Current Affairs · 2026-08-22

हिन्दी

What is 'GJ 523b', which was discovered by astronomers in August 2026?

  1. A
    A 170-million-year-old giant exoplanet dubbed 'mega-Earth'
  2. B
    A newly detected pulsar star near the galactic centre
  3. C
    An asteroid passing close to the Earth's orbit
  4. D
    A supermassive black hole in a distant galaxy
View Answer & Solution

Correct answer · Option A

A 170-million-year-old giant exoplanet dubbed 'mega-Earth'

Explanation

GJ 523b is a 170-million-year-old giant exoplanet informally dubbed 'mega-Earth' due to its mass and size.
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