Luna 2 also crash land on the Moon in exactly the same way. Crash landing proved useful even after soft landing was mastered. NASA used crash landings to test whether Moon craters contained ice by crashing space probes into craters and testing the debris that got thrown out. The satellite's impact made it the first man-made object to land on another celestial body. "Luna 2" carried 5 different instruments to conduct various tests while it was on its way to the Moon. The scintillation counters would be used to measure any ionizing radiation; the Cherenkov radiation detectors would be measuring for electromagnetic
The Celestial Toymaker The Celestial Toymaker The Celestial Toymaker is the mostly missing sixth serial of the third season in the British science fiction television programme "Doctor Who", which was first broadcast in four weekly parts from 2 to 23 April 1966. In it the Doctor and his companions are pitted against a powerful adversary called the Celestial Toymaker. He separates the Doctor from his companions, and all are forced to win a series of games before they can be reunited and return to the TARDIS. Only the last episode of this story, "The Final Test", is held in the BBC archives; the