The death of the Sun is a distant but inevitable event. Understanding what will happen when our star runs out of fuel is one of the great questions of modern astronomy; its end determines the fate of the Solar System… Learn more.

Scientists have dated the birth of the Solar System to about 4.57 billion years ago. About 60 million years later a “giant impact” collision between the infant Earth and a Mars-sized body called Theia created… Learn more.