It was a nebula.
It is sometimes called the Solar nebula.
It is sometimes called the Solar nebula.
The planets in the solar system are formed by fragment of the original cloud.
Astronomers Believe That The Solar System Began As A Huge Cloud Of Dust And A Gas Called ''NEBULA''
The solar system formed from the gravitational collapse of a cloud of interstellar gas.
Solar nebula.
The Solar System formed from a cloud of gas, that collapsed.
A cloud of gas and dust.
Yes, the solar system including our Sun and planets is believed to have formed from a large disk of gas and dust called a proto-disk or proto-solar disk, due to gravitational effects. It is currently thought that several stars formed from the same cloud as our Sun.
planetary
That is called an accretion disk or a proto-Solar system.
The celestial bodies of our solar system are believed to have formed from the solar nebula. The solar nebula was a giant cloud of dust and gas that was left behind after the formation of the sun.