Researchers may have finally cracked the age-old mystery about the origins of Earth's water, and the answer might be related to space.

Researchers used atomic-scale computer simulations to discover the importance of carbon in forming a solid planetary core.

Astronomers and geologists have several techniques for dating Earth, and, therefore, the age of the solar system. From the radiometric dating of rocks, which measures the known decay rates of ...

Home > Science How Old Is the Solar System, and How Did It Form? A long time ago in an arm of the galaxy about three kiloparsecs away, our Solar System began to take shape.

Earth is a wet planet that formed in a dry part of the solar system. How our planet’s water arrived may be a story of big, bullying planets and ice-filled asteroids.

Geologists and planetary scientists are rethinking how Earth's continents may have formed after discovering that the leading theory may not be possible after all.

The Earth formed about 4.6 billion years ago when our solar system looked drastically different than it does today. Instead of being filled with planets and moons orbiting the sun, it was a ...