NOVA

Season 1

13 eps · 1974-03-03

Season 2

17 eps · 1974-11-03

Season 3

20 eps · 1976-01-04

Season 4

19 eps · 1977-01-05

Season 5

21 eps · 1978-01-04

Season 6

19 eps · 1979-01-04

Season 7

20 eps · 1980-01-15

Season 8

20 eps · 1981-01-06

Season 9

19 eps · 1982-01-10

Season 10

21 eps · 1983-01-18

Season 11

20 eps · 1984-01-17

Season 12

20 eps · 1985-01-15

Season 13

21 eps · 1986-01-21

Season 14

21 eps · 1987-01-20

Season 15

22 eps · 1988-01-19

Season 16

20 eps · 1989-01-17

Season 17

20 eps · 1990-01-09

Season 18

19 eps · 1991-01-08

Season 19

20 eps · 1992-01-14

Season 20

20 eps · 1993-01-05

Season 21

20 eps · 1994-01-18

Season 22

13 eps · 1995-01-08

Season 23

19 eps · 1995-10-10

Season 24

21 eps · 1996-10-01

Season 25

20 eps · 1997-10-07

Season 26

20 eps · 1998-10-06

Season 27

21 eps · 1999-10-05

Season 28

17 eps · 2000-10-24

Season 29

17 eps · 2001-10-02

Season 30

16 eps · 2002-09-03

Season 31

18 eps · 2003-09-30

Season 32

18 eps · 2004-09-28

Season 33

20 eps · 2005-09-20

Season 34

15 eps · 2006-09-05

Season 35

17 eps · 2007-10-09

Season 36

17 eps · 2008-10-07

Season 37

18 eps · 2009-10-06

Season 38

18 eps · 2010-10-19

Season 39

19 eps · 2011-09-07

Season 40

20 eps · 2012-10-10

Season 41

22 eps · 2013-09-11

Season 42

22 eps · 2014-09-10

Season 43

22 eps · 2015-09-16

Season 44

28 eps · 2016-09-07

Season 45

23 eps · 2018-01-10

Season 46

23 eps · 2019-01-02

Season 47

16 eps · 2020-02-05

Season 48

25 eps · 2021-01-14

Season 49

19 eps · 2022-02-02

Season 50

18 eps · 2023-02-01

Season 51

18 eps · 2024-01-31

Season 52

20 eps · 2025-01-22

Season 53

8 eps · 2026-01-21