Question

1. what is the name of the galaxy our solar system is a part of?
2. how are...

Explanation:

The solar system is part of the Milky Way galaxy. This is a well - known fact in astronomy (a sub - field of Natural Science, specifically Physics or Astronomy which can be considered under the 'Others' sub - field of Natural Science or more precisely, in the realm of Astrophysics which is related to Physics).

Answer:

Milky Way