Labels:text | electronics | screenshot | circle OCR: BIRTH OF THE SOLAR SYSTEM THE SOLAR SYSTEM began to form about 5 billion years ago from a Spinning disk |' cloud of interstellar gas and dust. Gravity of gas and dust caused the cloud to begin contracting and produced a dense sphere of gas at the center of the cloud; it also caused the cloud to spin faster and faster. As it spun, the cloud material flattened out to form a disk that surrounded the central region. This dense region eventually became hot Newly born Sun enough to undergo nuclear reactions, at which point it became our local star, the Sun. Meanwhile, the smaller members of SPINNING CLOUD the Solar System formed from material in It took tens of millions of the disk These objects included the years for the Solar System to form from a cloud of gas and dust. planets, asteroids, and ...
