1. Sun is a big star that provides heat and light to the whole solar system.
2. Sun is 140 miliion km away from Earth.
Nope not at all, not at all......
Answer:
In lines 1-4, He uses summer to compare his lover with. Because it is hot, a time of passion, fun. Summer fades away, but his lover does not. Her beauty shines for eternity. Shakespeare uses the beauty in nature to communicate his insights about his beloved because to link him to this time of beauty, heat and passion.