아카데믹 IELTS(밴드 5 이하) - 천문학

a spacecraft with the purpose of cricling around a celectial obejct without landing on it

궤도선

the study of the movements of stars and planets that are thought to affect people and the world

점성술

an object sent into space to travel around the earth and send or receive information

위성

all that exists in the physical world, such as space, planets, galaxies, etc.

우주

a large number of star systems bound together by gravitational force

은하

(astronomy) a shining point found in large numbers in the night sky

별

a huge round object that moves in an orbit, around the sun or any other star

행성

the large, bright star in the sky that shines during the day and gives us light and heat

태양

the sun and the group of planets orbiting around it, including the earth

태양계

the path an object in the space follows to move around a planet, star, etc.

궤도

a vehicle designed to travel in space

우주선

clothing used by astronauts while traveling in space

우주복

a means of transportation that frequently travels between two places

셔틀

a spacecraft that moves up by the force of the gases produced when the fuel burns

로켓

the universe, particularly when it is thought of as a systematic whole

우주

a US government agency responsible for space travel and the study of space

NASA

the circular object going round the earth, visible mostly at night

달

a piece of equipment by which the far objects, particularly those in space, are made clearly visible

망원경

someone who is trained to travel and work in space

우주 비행사

a place in the space with such high gravity that pulls in everything, even light

블랙홀

the distance that light travels in a year

광년

a pale band of light seen in the sky at night that contains the solar system and billions of other stars

은하수

the different types of gases that surround the earth or other planets

대기

the explosion that, according to most scientists, caused the existence of the universe

빅뱅