A new study shows that the so-called planetesimals that accreted together to form Earth must have been composed of dry, rocky materials. Billions of years ago, in the giant disk of dust, gas, and ...

New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets.

Recent scientific discoveries have unearthed evidence of a cataclysmically destroyed planet, fragments of which contributed to the formation of Earth. These remnants, believed to be slivers of ...

The origin of life on Earth is still enigmatic, but we are slowly unraveling the steps involved and the necessary ingredients. Scientists believe life arose in a primordial soup of organic chemicals ...

The theory could have important implications for the search for life outside the solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Satellite image of Earth displayed the North American continent (top) and the South American continent (bottom). (Pixabay via Courthouse News) (CN) — Like making a cake, dry materials came before ...

An interdisciplinary international research team has recently discovered that a massive anomaly deep within the Earth’s interior may be a remnant of the collision about 4.5 billion years ago that ...

About 4.5 billion years ago, a Mars-sized object smashed into the young Earth, spraying debris that coalesced to form the moon, many scientists think. Some remnants of that object, called Theia, exist ...