Novels like Planet 27

All share Adventure

4.70

Also First Contact and Space Opera

4.72

Also Sci-fi and Action

Astra Inferna: Upward Bound

4.59

Also Male Lead and First Contact

Hard Luck Hermit

4.60

Also Mystery and Sci-fi

4.66

Also First Contact and Space Opera

4.60

Also First Contact and Space Opera

They Answered The Call

4.62

Also First Contact and Space Opera

4.41

Also First Contact and Space Opera

Look To The Stars (Star Wars and Game of Thrones Crossover)

4.55

Also First Contact and Space Opera

The Best Defense (near-future HFY)

4.68

Also First Contact and Space Opera

4.78

Also Space Opera and Sci-fi

The Jedi Articles (Star Wars)

4.68

Also Space Opera and Sci-fi