Earth-Like Worlds Could Have Formed Billions of Years Earlier Than Scientists Thought

Rocky planets may have gotten their start far earlier than anyone expected, almost as soon as the first stars gave the universe the ingredients to build them. New computer simulations suggest that planetesimals, the solid precursors of planets like Earth, could have formed only about 100 million years after the Big Bang. At that point, [...]

from SciTechDaily https://ift.tt/aROSJb9