- Series: Galaxy Zack Series Record # 33964
- Series Tags: juvenile sf (21)
- Galaxy Zack
- 1 Hello, Nebulon! (2013) by Ray O'Ryan
- 2 Journey to Juno (2013) by Ray O'Ryan
- 3 The Prehistoric Planet (2013) by Ray O'Ryan
- 4 Monsters in Space! (2013) by Ray O'Ryan
- 5 Three's a Crowd! (2013) by Ray O'Ryan
- 6 A Green Christmas! (2013) by Ray O'Ryan
- 7 A Galactic Easter! (2014) by Ray O'Ryan
- 8 Drake Makes a Splash! (2014) by Ray O'Ryan
- 9 The Annoying Crush (2014) by Ray O'Ryan
- 10 Return to Earth! (2015) by Ray O'Ryan
- 11 A Haunted Halloween (2015) by Ray O'Ryan
- 12 Operation Twin Trouble (2015) by Ray O'Ryan
- 13 Science Fair Disaster! (2016) by Ray O'Ryan
- 14 Space Camp (2016) by Ray O'Ryan
- 15 Ready, Set, Blast Off! (2017) by Ray O'Ryan
- 16 Cosmic Blackout! (2017) by Ray O'Ryan
- 17 Snow Place Like Home (2018) by Ray O'Ryan
-
The Galaxy Zack Collection: A Stellar Four-Book Boxed Set (2014) [O/1-4]
by
Ray O'Ryan
also appeared as:
- Variant: Galaxy Zack: 4 Books in 1! (2016) [O/1-4]
- Galaxy Zack: 3 Books in 1! (2015) [O/1,2,3] by Ray O'Ryan
- The Galaxy Zack Collection #2 (2022) [O/5-8] by Ray O'Ryan