The discovery of planets in other solar systems.
Science Discovery Center of Oneonta was created in 1990.
World of Discovery - 1990 Beautiful Killers was released on: USA: January 1990
Discovery Centre was created in 1990.
Dolphin Discovery was created in 1990.
Discovery Institute was created in 1990.
World of Discovery - 1990 was released on: USA: 23 June 1997
World of Discovery - 1990 Tall Ship was released on: USA: 1992
World of Discovery - 1990 Creatures of Africa's Hidden World was released on: USA: 15 April 1990
World of Discovery - 1990 Wolf Return of a Legend was released on: USA: January 1993
World of Discovery - 1990 Wildebeest Race for Life was released on: USA: January 1993
World of Discovery - 1990 Bikini Forbidden Paradise was released on: USA: January 1992
World of Discovery - 1990 Australia's Outback The Vanishing Frontier was released on: USA: January 1995