Earth's slowing spin may have shaped its primordial crust
Around 4.5 billion years ago, a planet-sized object collided with the newly formed Earth, throwing out the debris that would later form the moon. The collision left Earth spinning extremely fast, with days lasting just two to five hours. Yet existing models of how Earth's first c
Around 4.5 billion years ago, a planet-sized object collided with the newly formed Earth, throwing out the debris that would later form the moon. The collision left Earth spinning extremely fast, with days lasting just two to five hours. Yet existing models of how Earth's first c This story matters for Science & Discovery readers tracking certification. Reported by phys.org. Read the full original at the source link below.
Originally reported by phys.org. CertificationNews.com curates and briefs the science & discovery stories that matter. Our editorial policy →
Get the daily certification signal