ACT 科学 - 天文学与航空航天科学

a scientist who studies or observes planets, stars, and other happenings in the universe

天文学家

a scientist who studies the physical properties and phenomena of celestial objects and the universe as a whole

天体物理学家, 天文学家

a building with a dome in which moving images of planets, starts, and constellations are projected for educational or entertainment purposes

天文馆, 教育性天文馆

a building where scientists observe stars, meteors, the weather, etc. using equipment such as telescope

天文台

any of the rocky bodies orbiting the sun, ranging greatly in diameter, also found in large numbers between Jupiter and Mars

小行星

a piece of rock or metal from space that has hit the surface of the earth

陨石, 流星体

to move around a star, planet, or a large object in space

绕轨道运动, 环绕

an exploding star that as a result is emitting a very large amount of light, more than the sun

超新星, 爆炸星

a specific group of stars that form a pattern and have a name related to their shape

星座

an object in space that is a mass of ice and dust and when it nears the sun it starts illuminating in the shape of a tail

彗星

a small, dense, and faint stellar remnant that is left after a medium-sized star exhausts the nuclear fuel in its core and undergoes gravitational collapse

白矮星, 核白矮星

a planet that is outside the solar system

系外行星

a region in the solar system located between the orbits of Mars and Jupiter, populated by numerous small celestial bodies called asteroids

小行星带, 小行星圈

the process by which the surface of an object, such as a comet or an asteroid, erodes or vaporizes due to the effects of solar radiation and other environmental factors

消融

the outer layer of the Sun's atmosphere, observable as a plasma halo during a solar eclipse

日冕, 太阳的日冕

a sudden, brief burst of increased brightness observed from the sun's surface, usually accompanied by a burst of energy and radiation

耀斑, flare

related to or characteristic of planets or the solar system

行星的, 太阳系的

the round top of a volcano

火山口

a unit of mass used in astronomy, defined as the mass of the Sun

太阳质量, 太阳质量单位

relating to or originating from outside the Earth or its atmosphere

外星的

the visible surface of a star, including the Sun, where energy is emitted as light and other forms of electromagnetic radiation

光球层

to overshadow another astrological body

遮挡, 掩盖

situated or occurring between stars or within the space that exists between stars

星际的, 星与星之间的

a glowing cloud of gas and dust in outer space, often the result of a star explosion or formation

星云

a natural light display in the Earth's polar regions, caused by the collision of charged particles from the sun with atoms in the Earth's atmosphere

极光

a celestial body that orbits the Sun and has sufficient mass for its gravity to pull it into a nearly spherical shape

矮行星, 矮小天体

related to or occurring in the sky or outer space

天体的, 天空的

an unmanned spacecraft used to gather information from space and send it back

探测器, 宇宙探测器

a vehicle designed to travel in space

宇宙飞船, 航天器

to send an object, such as a satellite, missile, etc., into space

发射, 送入太空

a designated area at a spaceport or rocket launch site where rockets or spacecraft are positioned and prepared for liftoff

发射台, 发射平台

a robotic vehicle designed to move across the surface of a celestial body to conduct scientific experiments and gather data

探测车, 探测器

the motion of one celestial body around another in a fixed path or orbi

革命, 旋转

the science and practice of designing, building, and operating aircraft, including airplanes and spacecraft

航空学

a type of solar eclipse where the moon, passing between the earth and the sun, appears smaller than the sun, creating a ring of sunlight around the darkened moon

环形日食, 环状日食

a model of the celestial sphere, historically used to depict and study the positions of celestial objects, consisting of a series of hoops representing important circles in the sky

臂环天球仪

a small, natural glassy object formed from terrestrial debris ejected during meteorite impacts, known for its smooth texture and found in strewn fields across the Earth's surface

隕石玻璃