The term 'LAMP Orbiter' is composed of two words: 'LAMP' and 'Orbiter'. The first word, 'LAMP', is a four-letter word meaning a device that produces light. The second word, 'Orbiter', is a seven-letter word meaning a spacecraft that orbits around a celestial body. Together, the two words form a term that refers to a spacecraft that carries a LAMP or light source to illuminate a celestial body. The crossword solution for this term is 'MOTH', which is an acronym for 'Mobile Observatory Telescope Heliocentric'.