Inside a Galaxy Crossword Puzzle

QUESTIONS LIST:

• universe : all of space and everything in it.
• elliptical : an oval or stretched-out circle shape.
• sun : centre of the solar system.
• light year : the distance light travels in one year.
• orbit : the path an object takes as it moves around another object.
• spiral : a shape that curves around a centre, like a coil or winding arm.
• dwarf planet : a small, round object that orbits the sun but is not a full planet.
• star : a giant ball of burning gas.
• asteroid : rocky body orbiting the sun.
• stellar gas : clouds of gas found in space.
• meteorite : space rock that hits the ground.
• intergalactic space : empty region between galaxies.
• planet : orbits a star (sun) and shines by reflected light.
• gravity : the force that pulls objects toward each other.
• meteor : flash of light from a space rock entering earth’s air.
• stellar dust : tiny space particles near stars.
• exoplanet : a planet that orbits a star outside our solar system.
• milky way : our home galaxy.
• solar system : group of planets orbiting one star.
• asteroid belt : a region of rocky objects between mars and jupiter.
• galaxy : huge collection of stars bound by gravity.