Short answers, pulled from the story.
The Planets 1999 TV series covers topics ranging from rocket technology to extrasolar planet research. It consists of eight distinct episodes that examine early space travel attempts, terrestrial planets, gas giants, the Moon, the Sun, planetary atmospheres, and the possibility of life elsewhere.
Samuel West provided narration for the original 1999 edition of The Planets. Mark Halliley took over the role for the remastered version released five years later in 2004.
Original broadcasts began on the 29th of April 1999 and concluded by mid-June 1999. A DVD version of the series launched on the 24th of January 2000 following the television broadcast.
Episode four featured Harrison Schmidt who served as the Lunar Module Pilot for Apollo 17. Charles Conrad commanded Apollo 12 and appeared in episode five discussing solar physics while Eugene Cernan appeared in the final episode as the last human to walk on the Moon.