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2025-09-18 21:00:09
WWW.UNIVERSETODAY.COM
Bad News And Good News: Hycean Worlds Aren't Real, But Earth's Water Isn't Unusual
New research shows that the purported water world K2-18b isn't a marine world with a deep ocean. In fact, so-named Hycean worlds may not exist at all. But on the bright side, Earth's water content may not be unusual.
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