Space Shuttle Challenger disaster Space Shuttle Challenger disaster On January 28, 1986, the NASA shuttle orbiter mission STS-51-L and the tenth flight of (OV-99) broke apart 73 seconds into its flight, killing all seven crew members, which consisted of five NASA astronauts and two payload specialists. The spacecraft disintegrated over the Atlantic Ocean, off the coast of Cape Canaveral, Florida, at 11:39 EST (16:39 UTC). The disintegration of the vehicle began after a joint in its right solid rocket booster (SRB) failed at liftoff. The failure was caused by the failure of O-ring seals used in the joint that were not designed to handle
430 Space Shuttle 430 Space Shuttle 430 Space Shuttle () is a children's show shown on TVB Jade in Hong Kong that aired from 1 February, 1982 until its final episode on 8 August, 1989. The name represents the show's starting time - 4:30pm. This program aimed to educate children about astronomy or related topics with stories, songs, games and other adventures. It provided an opportunity for children to learn about different topics while being entertained at the same time. The host of the programme was Cheung Kwok Keung aka "KK", with various supporting actress, as well as the "silver" monster Coco and