In the beginning, there was no Earth, or any Sun to warm it. Our Solar System, with its glowing central star and varied planets and moons, is a relative newcomer to the cosmos - a mere 4.567 billion years old. A lot had to happen before our world could emerge from the void.
Robert M. Hazen, The story of Earth: the first 4.5 billion years, from stardust to living planet, Penguin Books, New York, 2013, p. 7
Photocredit Majlinda Hoxha