A more likely origin is wet asteroids that
pummelled early Earth.
Not exact matches
It makes sense that, during the chaos of the
early solar system,
Earth would have been
pummeled with comets, bringing plenty of water to fill the oceans.
PUMMELED PLANET Colossal rocks pelted
Earth during the planet's
early years, annihilating any emerging life and creating magma - gushing gashes (red), as seen in an illustration.