Looking for excellent children's books about life on other planets (extraterrestrial life)? This collection brings together Bookroo's highest-rated and most useful picks in one place.
Start with our editorial favorites, then browse recommendations organized by reading stage to find the right book for your reader.
Earthmen conquer Mars, only to be ensnared by its ancient mysteries and deceptive allure.
Denied Pilot School, Roan's fate changes at Jedi Academy. Can he master the Force and middle school challenges?
An alien teacher hilariously explains the quirks of Earth babies to his class.
A reluctant hero must protect Earth from a hidden alien threat.
Can spacemice save a mozzarella planet from a cheese-hungry monster?
Galactic showdown: Sardine vs. Supermuscleman in a cosmic boxing clash.
A brainwashing machine threatens galactic kids. Can heroes stop it?
A boy's prank lands him on a planet where creativity reigns. Can he embrace the chaos?
Aliens invade Earth for one reason: to steal underpants of all shapes and colors.
A Sith's mission spirals into chaos with unexpected Jedi resistance.
Sturdy, inviting books about life on other planets (extraterrestrial life) for the youngest readers and listeners.
Explore a cosmic day with a curious alien toddler in a flap-filled adventure.
A Jedi's journey through epic battles and galactic quests.
A young hero battles an evil empire and discovers a powerful force within.
A bounty hunter's quest in a galaxy far, far away.
The Empire hunts a young rebel as darkness looms in the galaxy.
A young boy's destiny collides with a dark force's revenge.
Illustrated read-alouds about life on other planets (extraterrestrial life) for preschool and elementary-age readers.
Space pirates steal jewels; only a daring captain can save the day.
An alien is mistaken for a trick-or-treater and a robot on Halloween night.
A conversation about the possibility of life beyond Earth unfolds beneath the vast night sky.
A person travels to Mars to search for life.
A young girl's fascination with a newly discovered pink planet leads to an unexpected adventure
A spaceman, robot, and monkey defend Earth with bananas against moon aliens.
A space-dino crew races against time to rescue scientists from a volatile planet.
Explore the diverse galaxy of Star Wars, where every being plays a vital role.
Aliens learn about Earth's mysterious furry creatures.
The Resistance battles the First Order's planet-destroying weapon.
Explore the search for life beyond Earth in this engaging science journey.
Pies rain on Mars, revealing a cosmic culinary mystery.
Longer stories about life on other planets (extraterrestrial life) for developing and independent readers.
A professor battles a dark force threatening a utopian planet's existence.
Can Kiandra outsmart the Enforcers and save her friends from alien captivity?
Mars is doomed. Can two young heroes uncover secrets to save humanity?
Strange dreams lure Cassie to the sea. Is it a call for help or a trap?
Abducted to Mars, a man must escape his captors and survive an alien world.
A cat named Fluffy must defend his space station from an alien attack.
Kidnapped to another dimension, Rod faces monsters, aliens, and a life-altering choice.
A rebellion challenges an immortal ruler's inhuman reign on a transformed planet.
A girl with mysterious powers emerges as factions battle for a crumbling empire's remnants.
A family travels to a distant planet to meet an alien race.
A girl and her crew battle a dictator bent on controlling the galaxy's kids.
A young Jedi must lead a hidden group to protect his home from a dangerous enemy.
