7.8
2013
 Wonders of Life (2013)
Wonders of Life (2013)
3.0
2012
 Stargazing Live Back To Earth (2012)
Stargazing Live Back To Earth (2012)
6.7
2011
 Stargazing Live (2011)
Stargazing Live (2011)
8.0
2011
 Wonders of the Universe (2011)
Wonders of the Universe (2011)
8.1
2010
 Wonders of the Solar System (2010)
Wonders of the Solar System (2010)