star - a giant ball of hot gas, big bang - the origin of the universe, galaxy - a large grouping of stars, eclipse - the total or partial blocking of one celestial body, orbit - the path of a celestial body, hydrogen - one electron and one proton, atmosphere - a layer of gases surrounding a planet, planet - a celestial body orbiting a star, telescope - an instrument that uses lenses, supernova - a cataclysmic explosion, Moon - astronomical body that orbits Earth, asteroid - a small planetary body in orbit around the Sun, cosmos - a complex and orderly system or entity, nebula - a cloud of dust and gas in space, matter - a word used to describe anything that contains mass, Jupiter - the largest planet in the Solar System.,

Astronomy Terms

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