asterismA physical celestial thing that is a group of stars in the sky which can be any recognizable pattern of stars and doses not correspond to the recognized constellations.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Asterism_%28astronomy%29last updated 03 Apr 2015
asteroidA physical celestial thing that is a small celestial body with size from 1kilometer to 950 kilometers and moves around the sun.last updated 18 Mar 2015 http://en.wikipedia.org/wiki/Asteroidlast updated 18 Mar 2015
booster rocketA physical device that is a kind of launch rocket used either in the first stage of a multistage rocket or as a shorter burning rocket for providing additional immense thrust required to lift the fully loaded rocket off the pad.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Booster_%28rocketry%29last updated 14 Apr 2015
cometA physical celestial object that is a relatively small solar system body moving in an orbit around the Sun in outer space which consists of a solid frozen nucleus of ice and dust and forms a gaseous luminous coma together with a long, bright tail of gas and dust particles pointing away from the Sun when passing near the Sun.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Cometlast updated 03 Apr 2015
constellationA physical celestial thing that is one of the 88 internationally recognized star groupings in the sky which forms a recognizable pattern or a particular shape when seeing from Earth and was traditionally named after its apparent form with a mythological figure of animal, object, or person.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Constellationlast updated 03 Apr 2015
flying saucerAn anomaly disc-shaped or saucer-like flying object in the sky that is alleged to be a spaceship coming from outer space.last updated 29 Dec 2015 https://en.wikipedia.org/wiki/Flying_saucerlast updated 29 Dec 2015
galaxyA physical celestial thing that is the very large group of stars held together by gravitational attraction as one independent star system in the Univese.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Galaxylast updated 03 Apr 2015
launch padA physical structural object that is a special area with a platform, support, service and flame deflection structures from which rockets or missiles are inspected, served, and sent into the sky.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Launch_padlast updated 14 Apr 2015
meteorA physical celestial object that is a very small moving meteoroid from outer space into the Earth's atmosphere which moves at a speed approaching 70 kilometres pers second such that the piece of rock or metal burns and grows brightly with a streak of light in the sky.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Meteoroid#Meteorlast updated 03 Apr 2015
moonA physical celestial object in a general sence that is the natural satellite of the earth which is a large round object moves in the sky around the Earth and is visible chiefly at night by reflecting light from the sun.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Moonlast updated 03 Apr 2015
orbiterA physical device that is designed to go into orbit of a planet in outer space.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Orbiterlast updated 14 Apr 2015
probeA physical device that is a small unmanned spacecraft designed and equipped for measuring, collecting and transmitting data and information about its environment back to Earth by radio.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Space_probelast updated 14 Apr 2015
rocketA physical device that is a large cylindrical self-propelling projectile object equipped with propellants for travelling to a great height or distance by the ejection of burning gases at a very high speed.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Rocketlast updated 14 Apr 2015
satelliteA physical device that is sent up into space and placed in orbit around the earth, moon, sun, or a planet for specific function such as collecting information, communication, etc .last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Satellitelast updated 14 Apr 2015
solar eclipseA physical celestial thing that is an eclipse of the Sun which is the total or partial obscuring of the sun by the moon.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Solar_eclipselast updated 03 Apr 2015
solar systemA physical celestial thing that is a group of stars in the sky which held together by gravitational attraction due to a star with all other objects traveling in orbit around it as one independent system in the Galaxy.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Planetary_system#Discovery_of_the_Solar_Systemlast updated 03 Apr 2015
space craftA physical device that is designed and used for travelling in outer space.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Spacecraftlast updated 14 Apr 2015
space probeA physical device that is a small unmanned spacecraft designed and equipped for measuring, collecting and transmitting data and information about its environment back to Earth by radio.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Space_probelast updated 14 Apr 2015
space shuttleA physical device that is a reusable spacecraft designed for carrying astronauts and transporting equipments into outer space for a period of time, and back to the Earth by landing on a runway like an unpowered aircraft for making repeated journeys between the Earth and space.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Space_Shuttlelast updated 14 Apr 2015
space stationA physical device that is a large manned spacecraft designed for people to live in space during a long period of time.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Space_stationlast updated 14 Apr 2015
space suitA special kind of clothing that is a suit equipped a type of life support system for allowing an astronaut to survive in outer space when working outside of the spacecraft.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Space_suitlast updated 14 Apr 2015
spacecraftA physical device that is designed and used for travelling in outer space.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Spacecraftlast updated 14 Apr 2015
spacesuitA special kind of clothing that is a suit equipped a type of life support system for allowing an astronaut to survive in outer space when working outside of the spacecraft.last updated 14 Apr 2015 http://en.wikipedia.org/wiki/Space_suitlast updated 14 Apr 2015
starA physical celestial object that is a visible celestial object in the clear night sky as a point of light in space.last updated 21 Mar 2015 http://en.wikipedia.org/wiki/Starlast updated 21 Mar 2015
sunA physical celestial object that is the star at the centre of the Solar System in a general sence which the Earth moves around as the orbit center and receives light or heat from.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Sunlast updated 03 Apr 2015
universeA physical thing that is everything of existence used in a general sense which is the aggregate of all existing matter, energy, and space being considered as a whole collectively, especially including all the stars, planets, galaxies, etc in space forming the cosmos.last updated 03 Apr 2015 http://en.wikipedia.org/wiki/Universelast updated 03 Apr 2015
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A physical celestial thing that is a group of stars in the sky which can be any recognizable pattern of stars and doses not correspond to the recognized constellations.