Mercury Shrinking More Than Previously Thought, New Study Suggests

The wrinkled scars on Mercury, the planet closest to the Sun, indicate that it was once larger and has since shrunk–and it may be shrinking more than scientists previously thought.< /p>

According to NASA, the smallest planet in our solar system is located 58 million kilometers from the Sun on average and completes one orbit around our star every 88 days.< /p>