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Lista de Palabras Nivel C2 - Astronomy

Aquí aprenderá todas las palabras esenciales para hablar de Astronomía, recopiladas específicamente para estudiantes de nivel C2.

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CEFR C2 Vocabulary
kuiper belt
[Sustantivo]

a region beyond Neptune in the solar system containing icy objects like dwarf planets, asteroids, and comets

cinturón de Kuiper, cinturón kuiperiano

cinturón de Kuiper, cinturón kuiperiano

quasar
[Sustantivo]

a highly energetic celestial object emitting powerful radiation from the center of a galaxy, often associated with a supermassive black hole

cuasar, quásar

cuasar, quásar

oort cloud
[Sustantivo]

a distant, hypothetical region surrounding the solar system, thought to harbor icy bodies and comets

nube de Oort, nube de Oort hipotética

nube de Oort, nube de Oort hipotética

corona
[Sustantivo]

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

corona

corona

ecliptic
[Sustantivo]

the apparent path that the Sun traces in the sky over the course of a year, which is also the plane of the Earth's orbit around the Sun

eclíptica, trayectoria solar

eclíptica, trayectoria solar

parallax
[Sustantivo]

the apparent displacement or difference in the apparent position of an object when viewed along two different lines of sight, often used in astronomy to measure the distance of nearby stars

paralaje, paralaxia

paralaje, paralaxia

pulsar
[Sustantivo]

a highly magnetized, rotating neutron star that emits beams of electromagnetic radiation from its magnetic poles

púlsar, pulsar

púlsar, pulsar

astronomical unit
[Sustantivo]

a unit of measurement equal to the average distance between the Earth and the Sun, approximately 149.6 million kilometers

unidad astronómica, unidad de medida astronómica

unidad astronómica, unidad de medida astronómica

parsec
[Sustantivo]

a unit of astronomical distance equivalent to about 3.26 light-years

parsec, parsec (unidad de medida)

parsec, parsec (unidad de medida)

cosmic ray
[Sustantivo]

a high-energy particle, mainly originating from outside the Solar System, that travels through space at nearly the speed of light

rayo cósmico, partícula cósmica

rayo cósmico, partícula cósmica

(cosmology) the faint glow of radiation spreading through the universe, believed to be residual radiation from the Big Bang

fondo cósmico de microondas, radiación cósmica de fondo

fondo cósmico de microondas, radiación cósmica de fondo

nebular hypothesis
[Sustantivo]

(cosmology) a theory proposing that the solar system formed from a rotating nebula of gas and dust about 4.6 billion years ago

hipótesis nebular, teoría nebular

hipótesis nebular, teoría nebular

Hubble constant
[Sustantivo]

(cosmology) a measure of the rate at which the universe is expanding, determined from the observation of distant galaxies' recession velocities

constante de Hubble, constante de Hubble (cosmología)

constante de Hubble, constante de Hubble (cosmología)

Ex: Precise measurements of Hubble constant are crucial for cosmological models .

the matter and radiation that exists in the space between stars within a galaxy

medio interestelar, medio intergaláctico

medio interestelar, medio intergaláctico

heliosphere
[Sustantivo]

the space surrounding the Sun dominated by solar wind

heliosfera, esfera solar

heliosfera, esfera solar

Ex: Interstellar winds compress heliosphere on one side .
cosmic dust
[Sustantivo]

very small particles originally derived from stars, serving as raw material for forming planets, and existing between galaxies, stars, and other celestial bodies

polvo cósmico

polvo cósmico

meteoroid
[Sustantivo]

a small celestial body that becomes visible as a meteor upon entrance into the atmosphere of the earth

meteroide

meteroide

inflation
[Sustantivo]

(cosmology) the rapid expansion of the universe following the Big Bang

inflación, inflación cósmica

inflación, inflación cósmica

magnetic storm
[Sustantivo]

a disruption in earth's magnetic field caused by solar activity, resulting in variations that can impact electronic systems and communications on earth

tormenta geomagnética

tormenta geomagnética

aurora australis
[Sustantivo]

the colored lights, mainly green and red, in the sky seen primarily near the southern magnetic pole

aurora austral

aurora austral

aurora borealis
[Sustantivo]

the colored lights, mainly green and red, in the sky seen primarily near the northern magnetic pole

aurora boreal

aurora boreal

cosmogonic
[Adjetivo]

associated with the phenomena, processes, or theories related to the origin and formation of the universe or celestial bodies

cosmogónico, cosmogénico

cosmogónico, cosmogénico

study of celestial objects outside the Milky Way galaxy

astronomía extragaláctica, estudio de objetos extragalácticos

astronomía extragaláctica, estudio de objetos extragalácticos

nebular
[Adjetivo]

relating to or resembling a nebula, which is a cloud of gas and dust in outer space

nebuloso, nebulár

nebuloso, nebulár

sidereal
[Adjetivo]

relating to the stars or constellations, especially in terms of their positions relative to Earth

sidéreo, estrelar

sidéreo, estrelar

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