Planet Wissen - Season 20 (2021)

Season 20 Episodes

All Seasons

Season 23

Jan 10, 2024

Season 22

Jan 9, 2023

Season 21

Jan 14, 2022

Season 20

Jan 18, 2021

Season 19

Jan 22, 2020

Season 18

Jan 16, 2019

Season 17

Jan 15, 2018

Season 16

Jan 17, 2017

Season 15

Jan 18, 2016

Season 14

Jan 9, 2015

Season 13

Jan 6, 2014

Season 12

Jan 21, 2013

Season 11

Feb 1, 2012

Season 10

Jan 3, 2011

Season 9

Jan 13, 2010

Season 8

Feb 2, 2009

Season 7

Oct 20, 2008

Season 6

Jan 31, 2007

Season 5

Feb 6, 2006

Season 4

Jan 24, 2005

Season 3

Jan 14, 2004

Season 2

Jan 6, 2003

Season 1

Sep 30, 2002