The history of Earth is divided into four great eons, starting 4,540 mya with the formation of the planet. Each eon saw the most significant changes in Earth's composition, climate and life.

Oct 19, 2023 · Our planet began as part of a cloud of dust and gas. It has evolved into our home, which has an abundance of rocky landscapes, an atmosphere that supports life, and oceans …

Jul 23, 2025 · While "evolution" typically refers to biological changes it can also apply to the processes shaping planets, stars, galaxies, and the universe, despite their distinct nature. In …

Nov 10, 2023 · Earth's formation is a captivating story that beckons us to explore the origins of our world. Understanding the intricacies of how our planet came into being is not merely a matter …

Explore the complete timeline of Earth’s evolution - from formation and first life to modern climate change and future environmental shifts.

Earth, along with the rest of our solar system, formed about 4.6 billion years ago from a collapsing cloud of dust and gas called the solar nebula.

Jul 29, 2025 · More than 4.5 billion years ago, long before human minds could contemplate time itself, a cloud of cosmic dust and gas swirled in the vastness of a young solar system. The …

Apr 16, 2025 · But it wasn't until much later—around 4.54 billion years ago—that planet Earth came into being. Earth was born in a turbulent pocket of space, where intense collisions, …

Jun 3, 2025 · How Did The Earth Begin? The Earth began as a swirling cloud of gas and dust, left over from the death of a distant star, pulled together by gravity and ultimately coalescing into …

Mar 21, 2023 · The generally accepted model is that the Earth formed 4.5 billion years ago within a protoplanetary disk around the sun from the collision between countless particles of matter.