Astronomy Research

Researchers identify ‘Mega-Earth,’ prompting questions of how it formed

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August 20, 2026 • 85 views
Original source: Newsnationnow.com
Researchers identify ‘Mega-Earth,’ prompting questions of how it formed

The exoplanet is 170 million years old and weighs more than 23 times Earth's mass while being just 2 1/2 times its size.

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