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Space Exploration – du hành vũ trụ, vệ tinh, chi phí khám phá

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astronaut /ˈæstrənɔːt/ n	phi hành gia As a child, I dreamed of becoming an astronaut and walking on the moon.
orbit /ˈɔːbɪt/ n	quỹ đạo The space station travels in orbit around the Earth every ninety minutes.
satellite /ˈsætəlaɪt/ n	vệ tinh Weather forecasts rely heavily on data from satellites.
galaxy /ˈɡæləksi/ n	thiên hà There may be billions of planets in our galaxy alone.
exploration /ˌekspləˈreɪʃn/ n	sự thám hiểm Space exploration has led to many inventions we use every day.
spacecraft /ˈspeɪskrɑːft/ n	tàu vũ trụ The unmanned spacecraft sent back detailed photographs of Mars.
launch /lɔːntʃ/ v	phóng (tàu, tên lửa) The agency plans to launch a mission to the moon next year.
telescope /ˈtelɪskəʊp/ n	kính thiên văn Powerful telescopes allow scientists to study stars billions of years old.
gravity /ˈɡrævəti/ n	trọng lực Astronauts lose muscle mass because there is almost no gravity in space.
universe /ˈjuːnɪvɜːs/ n	vũ trụ Scientists still do not know whether the universe will expand forever.
astronomy /əˈstrɒnəmi/ n	thiên văn học Interest in astronomy has grown thanks to popular science documentaries.
colonise /ˈkɒlənaɪz/ v	khai phá, định cư (hành tinh khác) Some billionaires dream of colonising Mars within this century.
extraterrestrial /ˌekstrətəˈrestriəl/ adj	ngoài Trái Đất Scientists are searching for signs of extraterrestrial life on distant moons.
mission /ˈmɪʃn/ n	sứ mệnh, nhiệm vụ The mission to Jupiter will take several years to reach its destination.
solar system /ˈsəʊlə sɪstəm/ n	hệ mặt trời Jupiter is the largest planet in our solar system.
atmosphere /ˈætməsfɪə(r)/ n	bầu khí quyển Mars has a very thin atmosphere that cannot support human life.
asteroid /ˈæstərɔɪd/ n	tiểu hành tinh An asteroid impact may have wiped out the dinosaurs.
space debris /ˌspeɪs ˈdebriː/ n	rác vũ trụ Space debris poses a growing risk to working satellites.
probe /prəʊb/ n	tàu thăm dò The probe has been sending data back to Earth for over forty years.
cosmos /ˈkɒzmɒs/ n	vũ trụ (bao la) Humans have always been curious about their place in the cosmos.