Explore the
latest books
of this year!
Blog
About us
Career
Contact
Search for a book, author or category...
Sell books
Fiction
Fiction
World Fiction
Comic Books
Detective and Thriller
Fantasy
Historical Fiction
Romance
Sci-fi
Nonfiction
Nonfiction
History
Encyclopedia
Hobby and Home
Motivation and Self-help
Psychology
Sport
Culture
Biographies
Kids and Young Adults
For the Youngest
Fairytales
Accordion Books
For Younger Children
All Books for Younger Readers
First Reading
Younger Schoolchildren
Fairytales
Children's Encyclopedias
Paper Crafts
For Older Readers
All Books for Older Readers
Older School Children
Game Books
Fairytales
Children's Encyclopedias
For Young Adults
All Books for Young Adults
Young Adult
Romantasy
Other Categories
Other Categories
Cookbooks
Textbooks
Maps and Travel
Esotericism and Religion
Foreign Language Books
Foreign Language Books
Books in Polish
Books in German
Books in French
Books in Italian
Books in Spanish
Books in Russian
Gift Ideas
Who do you want to give a book to?
Gifts for Little Ones
Gifts for Younger Schoolchildren
Gifts for Older Schoolchildren
Gifts for Mom
Gifts for Dad
Gifts for Grandma
Gifts for Grandpa
Take our advice!
Bestselling Books
Books made into movies
All books
Extraterrestrial Civilizations
Filters
Tags
(1)
Extraterrestrial Civilizations
Fiction
210
Aliens
168
Science Fiction
146
Fantasy
99
Mysteriology
95
Space & Astronomy
84
Non-Fiction
82
History
57
Unexplained, Unresolved Phenomena
48
UFO
47
Language
English
13
Czech
177
German
41
Slovak
20
Italian
5
Polish
3
French
2
Spanish
2
Russian
2
Dutch
2
Authors
Erich von Däniken
49
Jean-Pierre Garen
25
Hartwig Hausdorf
16
Dan Brown
12
Arthur C. Clarke
9
Stephenie Meyer
8
Ivana Grospietschová
7
Jiří Grospietsch
7
Orson Scott Card
7
Liu Cixin
6
Publisher
Knižní klub
28
Najáda
16
Heyne
11
Dialog
10
Bertelsmann
10
Argo
9
Laser
9
Ivo Železný
9
Ikar
8
Price
€
-
€
to €2
to €5
to €10
Published in
-
from 1948
new books
Binding
Paperback
138
Hardcover
131
Saddle stitch
1
Condition
Good
177
Very Good
162
Damaged
110
Availability
In stock
271
Filters (1)
Extraterrestrial Civilizations
Track filter
Total
271 titles
Default sorting
Best
The book of strange new things
Michel Faber
€5.19
3 copies in stock
3.6
Add to cart
E.T. The Extra-Terrestrial
Michael Nation
€3.19
Last copy
4.2
Add to cart
Nyxia unleashed
Scott Reintgen
€2.79
Last copy
4.2
Add to cart
Prophet der Vergangenheit
Erich von Däniken
€2.49
5 copies in stock
4.5
Add to cart
The Three-Body Problem
Liu Cixin
€10.46
Damaged
Damaged
4.1
Show detail
Deception Point
Dan Brown
€2.79
8 copies in stock
3.8
Add to cart
The War of the Worlds
H. G. Wells
€5.72
Damaged
Damaged
4.1
Show detail
To Be Taught, If Fortunate
Becky Chambers
€8.49
Last copy
4.3
Add to cart
The War of the Worlds
H. G. Wells
€4.70
Damaged
Damaged
4.1
Show detail
Embassytown
China Miéville
€12.49
Last copy
4.0
Add to cart
Auf den Spuren der Allmächtigen
Erich von Däniken
€3.19
2 copies in stock
4.0
Add to cart
Wir Alle sind Kinder der Götter
Erich von Däniken
€5.19
2 copies in stock
4.1
Add to cart
Beweise
Erich von Däniken
€6.49
3 copies in stock
3.9
Add to cart
Die Spuren der Ausserirdischen
Erich von Däniken
€3.58
Damaged
Damaged
3.8
Show detail
Ender's Game
Orson Scott Card
€7.99
Last copy
4.3
Add to cart
The Host
Stephenie Meyer
€2.49
9 copies in stock
3.9
Add to cart
Die Galaxie und das Licht darin
Becky Chambers
€5.49
Last copy
4.5
Add to cart
Szok po przybyciu bogów
Erich von Däniken
€1.98
Damaged
Damaged
4.2
Show detail
Rückkehr aus dem Jenseits
Hartwig Hausdorf
€3.19
Last copy
3.9
Add to cart
Domaćin
Stephenie Meyer
€4.79
Last copy
3.9
Add to cart
Zwodniczy punkt
Dan Brown
€6.49
Last copy
3.8
Add to cart
I cirkelns mitt
Dan Brown
€3.19
Last copy
3.8
Add to cart
Die Götter waren Astronauten!
Erich von Däniken
€5.19
29 copies in stock
3.5
Add to cart
Die drei Sonnen
Liu Cixin
€8.99
Last copy
4.1
Add to cart
Reise nach Kiribati
Erich von Däniken
€4.79
4 copies in stock
4.0
Add to cart
To sleep in a sea of stars
Christopher Paolini
€5.49
2 copies in stock
3.8
Add to cart
Zeichen für die Ewigkeit
Erich von Däniken
€1.99
7 copies in stock
4.4
Add to cart
Gra Endera
Orson Scott Card
€3.59
Last copy
4.3
Add to cart
La stratégie Ender
Orson Scott Card
€3.13
Damaged
Damaged
4.3
Show detail
Jocul lui Ender
Orson Scott Card
€9.49
Last copy
4.3
Add to cart
Planet Paradies
Nicolaus Mulala
€6.49
Last copy
4.3
Add to cart
Die Forschung nach ausserirdischem Leben
Jörg Eugster
€4.39
Last copy
4.3
Add to cart
Meine Kontakte mit Ausserirdischen
Bob Renaud
€8.84
Damaged
Damaged
4.3
Show detail
Sumerya
Adam Kadmon
€13.99
Last copy
4.3
Add to cart
Außerirdische Welten und die Spuren von Leben
Various authors
€5.59
Last copy
4.3
Add to cart
Wenn Götter Gott spielen
Hartwig Hausdorf
€7.99
Last copy
4.2
Add to cart
Der kosmische Code
Zecharia Sitchin
€6.99
2 copies in stock
4.1
Add to cart
Geisterbrigaden
John Scalzi
€4.79
2 copies in stock
4.1
Add to cart
Задача трех тел
Liu Cixin
€18.99
Last copy
4.1
Add to cart
Die letzte Generation
Arthur C. Clarke
€3.19
3 copies in stock
4.1
Add to cart
Odyssee 2010
Arthur C. Clarke
€7.49
Last copy
4.0
Add to cart
2010 Odissea Due
Arthur C. Clarke
€11.99
Last copy
4.0
Add to cart
L'ospite
Stephenie Meyer
€2.79
Last copy
3.9
Add to cart
The Host
Stephenie Meyer
€16.99
Last copy
3.9
Add to cart
Гостья
Stephenie Meyer
€24.49
Last copy
3.9
Add to cart
La verità del ghiaccio
Dan Brown
€9.49
8 copies in stock
3.8
Add to cart
Collector
Markus Heitz
€5.19
Last copy
3.8
Add to cart
De Delta deceptie
Dan Brown
€3.59
5 copies in stock
3.8
Add to cart