Formation and evolution of the Solar System impact event, the Tunguska event, the Chelyabinsk meteor and the impact feature Meteor Crater in Arizona. The process of accretion, therefore, is not complete, and may still pose a threat to life on Earth. Over the course of the Solar System's evolution, comets were ejected out of the inner Solar System by the gravity of the giant planets, and sent thousands of AU outward to form the Oort cloud, a spherical outer swarm of cometary nuclei at the farthest extent of the Sun's gravitational pull. Eventually, after about 800 million years, the gravitational disruption caused by galactic tides, passing stars
The Creation of the Sun, Moon and Vegetation The Creation of the Sun, Moon and Vegetation The Creation of the Sun, Moon and Vegetation, (sometimes The Creation of the Sun, Moon, and Plants or The Creation of the Sun and the Moon) is one of the frescoes from Michelangelo's nine Book of Genesis scenes on the Sistine Chapel ceiling. It is the second scene in the chronological sequence on the ceiling, depicting the third and fourth day of the Creation narrative. On the left side of the painting God is depicted from behind, extending his arm towards a bush, alluding to the plant world. On the right side