Theia' is a long-vanished world, a planet-sized body thought to have smashed into the early Earth and that helped to form the ...

Discover how scientists have used iron isotopes to determine the likely origin of the Mars-sized planet named Theia.

Theia Ventures, India's specialist early-stage fund focused on AI, Deeptech, energy transition, and decarbonization, today announced that it has led a pre-seed investment in Lemnisca, an emerging ...

New research suggests Earth's Moon formed from the catastrophic collision of our planet with its \"sister\" planet, Theia, ...

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...

To our best of our understanding, the Moon formed from Earth following a colossal impact. A Mars-sized world we nicknamed ...

One fateful day about 4.5 billion years ago, a Mars-sized body called Theia collided with proto-Earth, turning both into a ...

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

The most widely accepted explanation for how the Moon was formed is the giant-impact theory. It states that a Mars-size ...

New research shows that Theia, the planet that collided with Earth and formed the Moon, was a rocky world born closer to the ...

About 4.5 billion years ago, Earth had a violent neighbor. A young, still-forming planet named Theia slammed into our world with enough force to melt vast portions of its mantle and scatter a huge ...

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.