Question: Put the following random events in order of time, from the earliest or first event (1) to the last or most recent event (5). [Note that this is graded all-or-nothing.] Need Assignment Help? Question options: Formation of the protons in the hydrogen atoms in our interstellar medium. Formation of Spica, a B1 star. Formation of the Milky Way Galaxy. Formation of the Sun, a G2 star. Formation of the atoms of iron and nickel that today make up the bulk of the core of the Earth.