NOVA

Season 6

19 episodes · 1979

Season 7

20 episodes · 1980

Season 8

20 episodes · 1981

Season 9

19 episodes · 1982

Season 10

21 episodes · 1983

Season 11

20 episodes · 1984

Season 12

20 episodes · 1985

Season 13

21 episodes · 1986

Season 14

21 episodes · 1987

Season 15

22 episodes · 1988

Season 16

20 episodes · 1989

Season 17

20 episodes · 1990

Season 18

19 episodes · 1991

Season 19

20 episodes · 1992

Season 20

20 episodes · 1993

Season 21

20 episodes · 1994

Season 22

13 episodes · 1995

Season 23

19 episodes · 1995

Season 24

21 episodes · 1996

Season 25

20 episodes · 1997

Season 26

20 episodes · 1998

Season 27

21 episodes · 1999

Season 28

17 episodes · 2000

Season 29

17 episodes · 2001

Season 30

16 episodes · 2002

Season 31

18 episodes · 2003

Season 32

18 episodes · 2004

Season 33

20 episodes · 2005

Season 34

15 episodes · 2006

Season 35

17 episodes · 2007

Season 36

17 episodes · 2008

Season 37

18 episodes · 2009

Season 38

18 episodes · 2010

Season 39

19 episodes · 2011

Season 40

20 episodes · 2012

Season 41

22 episodes · 2013

Season 42

22 episodes · 2014

Season 43

22 episodes · 2015

Season 44

28 episodes · 2016

Season 45

23 episodes · 2018

Season 46

23 episodes · 2019

Season 47

16 episodes · 2020

Season 48

25 episodes · 2021

Season 49

19 episodes · 2022

Season 50

18 episodes · 2023

Season 51

18 episodes · 2024

Season 52

20 episodes · 2025

Season 53

8 episodes · 2026