Nebula - A cloud of gas and dust in outer space, visible in the night sky either as an indistinct bright patch or as a dark silhouette against other luminous matter., Galaxy - A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction., Planet - A celestial body moving in an elliptical orbit round a star., Mercury - The closest planet to the Sun in our solar system, Venus - The hottest planet in our solar system, Astrolabe - An instrument used to make astronomical measurements, typically of the altitudes of celestial bodies, and in navigation for calculating latitude, before the development of the sextant., Black Hole - A region of space having a gravitational field so intense that no matter or radiation can escape., Asteroid - A small rocky body orbiting the sun. Large numbers of these, ranging enormously in size, are found between the orbits of Mars and Jupiter, though some have more eccentric orbits., Satellite - A celestial or artificially placed body in orbit round the earth or moon or another planet in order to collect information or for communication.,

Space

인쇄
퍼가기

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?