Most of the collapsing mass collected in the center, forming the Sun, while the rest flattened into a protoplanetary disk out of which the planets, moons, asteroids, and other small Solar System bodies …

The solar system as we know it began life as a vast, swirling cloud of gas and dust, twisting through the universe without direction or form. About 4.6 billion years ago, this gigantic cloud was transformed …

6 days ago · The Solar system formed through condensation from big clouds of gas and dust called nebulae after a supernova, or the explosion of a large star. Planets move around the Sun in an orbit, …

6 days ago · Planet formation explained through how planets form in a protoplanetary disk, revealing the science behind solar system formation and planetary diversity.

Dec 7, 2025 · In the ancient world, theories of the origin of Earth and the objects seen in the sky were certainly much less constrained by fact. Indeed, a scientific approach to the origin of the solar system …

As we have seen, the comets, asteroids, and meteorites are surviving remnants from the processes that formed the solar system. The planets, moons, and the Sun, of course, also are the products of the …

Jul 28, 2025 · The Formation of the Solar System While the Sun’s core burned brighter, the surrounding disk of gas and dust underwent its own transformation. Tiny dust grains collided and stuck together, …

All of the main building blocks for life — carbon, hydrogen, oxygen and nitrogen (CHONs) — were present in the cloud that collapsed to form our solar system. Ultimately, this concentration of gas and …

The formation and evolution of our solar system (and planetary systems around other stars) are among the most challenging and intriguing fields of modern science.

Pierre-Simon Laplace, one of the originators of the nebular hypothesis The history of scientific thought about the formation and evolution of the Solar System began with the Copernican Revolution. The …