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147

Q:

What is 'Gliese 12b', which was in the news recently?

  • 1
    Mars-sized exoplanet
  • 2
    Venus-sized exoplanet
  • 3
    Moon-sized exoplanet
  • 4
    Earth-sized exoplanet
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Answer : 4. "Earth-sized exoplanet"
Explanation :

Astronomers using NASA's TESS and other telescopes have discovered Gliese 12b, an Earth-sized temperate exoplanet orbiting the red dwarf Gliese 12 in the constellation Pisces, 40 light-years away. Gliese 12b is about the same size as Earth or Venus, has a mass 3.87 times that of Earth and orbits its star every 12.8 days.

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