The Earth became habitable thanks to asteroid bombings
Scientists Mark Jellinek and Matthew Jackson, in their joint study, suggested that as a result of asteroid bombardment, the Earth lost its upper crust and became a habitable planet As a result of asteroid bombings, the Earth lost its upper layer of crust and became a habitable planet, planetary scientists believe. Scientists Mark Jellinek and Matthew Jackson published a joint study in the journal Nature Geoscience in which they explain why Earth, and not Venus, became a habitable planet.