Trojan (celestial body) Trojan (celestial body) In astronomy, a trojan is a minor planet or moon that shares the orbit of a planet or larger moon, wherein the trojan remains in the same, stable position relative to the larger object. In particular, a trojan remains near one of the two trojan points of stability – designated and – which lie approximately 60° ahead of and behind the larger body, respectively. Trojan points make up two of five types of Lagrangian points, and a trojan is a type of Lagrangian object. They are one type of co-orbital object. In this arrangement, the massive star
The Hand of Fear The Hand of Fear The Hand of Fear is the second serial of the 14th season of the British science fiction television series "Doctor Who", which was first broadcast in four weekly parts on BBC1 from 2 to 23 October 1976. The serial was the last regular appearance of Elisabeth Sladen in the role of Sarah Jane Smith in "Doctor Who". The serial is set at an English nuclear power station and on the planet Kastria. In the serial, the alien Kastrian Eldrad (Judith Paris and Stephen Thorne) seeks to regrow his nearly-obliterated body with radiation so he can enact