Add punctuation: These range from blowing the asteroids up using nuclear weapons to hitting them with a spacecraft to knock it off its collision course
A: These range from blowing the asteroids up using nuclear weapons to hitting them with a spacecraft to knock it off its collision course.

Add punctuation: Clearly more megapixels photo
A: Clearly more megapixels (photo)

Add punctuation: But in this case needed the support of a strong Dark hands associated with the understanding of their own actions or have developed their own protective abilities
A:
But in this case needed the support of a strong "Dark hands", associated with the understanding of their own actions, or have developed their own "protective abilities".