Well, if we had never explored there, we wouldn't have any information on that area at all.
Answer:
There are extreme temperature variations, ranging from excessive heat to extreme cold.
Explanation:
Mercury being closest to sun gets extremely hot, but its "night" side (the side that is away from sun at a given time) gets very cold cuz mercury has no atmosphere to trap the heat.
Answer:
Beginning
Explanation:
Theres no real explanation I'm sorry...
