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 …

Dec 20, 2020 · The formation of the solar system is a challenging puzzle for modern astronomy and a terrific tale of extreme forces operating over immense timescales. Let's dig in.

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 …

Apr 12, 2025 · Dive into solar system formation. Learn how the sun was made and how our planets were born from cosmic dust.

Jan 7, 2026 · 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 …

Jul 13, 2018 · The Solar System formed about 4.5 billion years ago out of a dusty, gassy disc orbiting the Sun.

The favoured theory proposes that the solar system formed from a solar nebula, where the Sun was born out of a concentration of kinetic energy and heat at the centre, while debris rotating …

Dec 8, 2025 · The formation of the Solar System is believed to have begun about 4.6 billion years ago from a giant cloud of gas and dust known as the solar nebula. This cloud collapsed under …

The Sun and the planets formed together, 4.6 billion years ago, from a cloud of gas and dust called the solar nebula. A shock wave from a nearby supernova explosion probably initiated …

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 …