Space and the Universe Crossword Puzzle

QUESTIONS LIST: debate : to compare the advantages and disadvantages of a situation or issue, explore : to travel a long distance to search for or discover something, planet : an object that orbits a star, has gravity, does not produce light and does not share its orbit with other objects, satellite : an object that travels in space around a planet, it may be natural or manmade, telescope : a device for looking at things that are far away, journey : a long difficult trip, velocity : speed is also known as, spacecraft : a vehicle for riding outside of earth's atmosphere, altitude : height above the earth's surface, not used about people, travel : to go a place which is a long distance away from home, voyage : to travel through space or water