Tag: Water on planets
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Water Formation on Planets Could Expand Habitable Worlds
Water forming as planets coalesce For decades, scientists have wondered where a planet’s water comes from. While comets and asteroids have long been thought to deliver a crucial amount of water to young worlds, new research points to a complementary process: water can also be forged during the very act of planetary formation. If many…
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Earth May Not Be Special: Sub-Neptunes Are Drier Than Before
New evidence reshapes the water story of distant worlds A team led by ETH Zurich, with collaborators from the Max Planck Institute for Astronomy and the University of California, Los Angeles, has redefined what we should expect from water on planets beyond our solar system. Building on the discussion sparked by the April 2025 discovery…