Table of Contents
Which 2 planets are closest to the Sun?
What are the 12 planets in order from the Sun?
What planet is cold?
Which planet is closest to Earth?
What is the heaviest planet?
How many planets are in our galaxy?
Who is the oldest planet?
Is there life on Mars?
What is the hottest place on Earth?
Which is the smallest planet?
Which planet is farthest to the Earth?
What is our nearest star?
Proxima Centauri, the closest star to our own, is still 40,208,000,000,000 km away. (Or about 268,770 AU.) When we talk about the distances to the stars, we no longer use the AU, or Astronomical Unit; commonly, the light year is used.