https://www.space.com/19175-how-was-earth-formed.html

Nov 1, 2016 ... Although planets surround stars in the galaxy, how they form remains a subject of debate. Despite the wealth of worlds in our own solar system, ...

https://en.wikipedia.org/wiki/History_of_Earth

The history of Earth concerns the development of planet Earth from its formation to the present ... While the Earth was in its earliest stage (Early Earth), a giant impact collision with a planet-sized .... In a process known as runaway accretion, successively larger fragments of dust and debris clumped together to form planets.

https://phys.org/news/2014-12-earth.html

Dec 10, 2014 ... Just how did the Earth—our home and the place where life as we know it ... exterior of the planet to form a solid crust and produced the oceans.

https://solarsystem.nasa.gov/planets/earth/in-depth/

Apr 25, 2019 ... While Earth is only the fifth largest planet in the solar system, it is the .... When Earth was a young planet, a large chunk of rock smashed into it, ...

https://www.youtube.com/watch?v=U3QM7o-egXo

Dec 20, 2016 ... Astronimate explains how our pleasant, blue, life-bearing planet came to be in Less Than Five Episode 07 - How Did Planet Earth Form?

https://www.khanacademy.org/science/biology/history-of-life-on-earth/history-life-on-earth/v/earth-formation

Earth ​was formed approximately 4.6 billion years ago, likely as the result of a ... bodies, ultimately forming Earth and the other planets in our solar system. ... or the only way we know that they can form is in kind of the heat of a supernova, and  ...

https://www.theguardian.com/science/2008/apr/28/starsgalaxiesandplanets.geology

Apr 27, 2008 ... Some of these planetesimals became the embryonic forms of the planets ... Early Earth was a very different place to the planet we inhabit today.

https://www.quora.com/How-did-planet-Earth-form

Scientists: The Earth is thought to have been formed about 4.6 billion years ago by collisions in the giant disc-shaped cloud of material that also ...

https://www.bobthealien.co.uk/earth/formation.htm

Planet Earth was formed 4.6 billion years ago from the same nebula cloud of gas and dust that formed the Sun and the other planets. However, Earth then was ...

https://www.scienceabc.com/nature/universe/how-was-the-earth-formed.html

The third proto-planet from the Sun was Earth. ... volcanoes, which combined with the already intrusive igneous activities on Earth to form the crust of our planet.