HyperDic: astronomia

Català > 1 sentit de la paraula astronomia:
NOMcognitionastronomia, uranologythe branch of physics that studies celestial bodies and the universe as a whole
Català > astronomia: 1 sentit > nom 1, cognition
SentitThe branch of physics that studies celestial bodies and the universe as a whole.
Sinònimuranology
Categoria deConstant de Hubble(astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from the observer
anomalia(astronomy) position of a planet as defined by its angular distance from its perihelion (as observed from the sun)
apoapsis(astronomy) the point in an orbit farthest from the body being orbited
artèria(astronomy) an indistinct surface feature of Mars once thought to be a system of channels
ascendir, néixercome up, of celestial bodies
ascensió recta, longitud celeste(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky
asterisme(astronomy) a cluster of stars (or a small constellation)
astrònom, uranologistA physicist who studies astronomy
baricentre(astronomy) the common center of mass around which two or more bodies revolve
cometa(astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical orbit
conjunció(astronomy) apparent meeting or passing of two or more celestial bodies in the same degree of the zodiac
desplaçament cap al roig(astronomy) a shift in the spectra of very distant galaxies toward longer wavelengths (toward the red end of the spectrum)
emersió(astronomy) the reappearance of a celestial body after an eclipse
equinocci(astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic
equinocci de primavera(astronomy) the equinoctial point that lies in the constellation of Pisces
equinocci de tardor(astronomy) the equinoctial point that lies in the constellation of Virgo
estel, estrella(astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior
galàxia, nebulosa(astronomy) a collection of star systems
inclinació(astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees
libració(astronomy) a real or apparent slow oscillation of a moon or satellite
magnitud absoluta(astronomy) the magnitude that a star would have if it were viewed from a distance of 10 parsecs (32.62 light years) from the earth
meteor, meteoroide(astronomy) any of the small solid extraterrestrial bodies that hits the earth's atmosphere
nebularOf or relating to or resembling a nebula
nucleosíntesi(astronomy) the cosmic synthesis of atoms more complex than the hydrogen atom
periapsis(astronomy) the point in an orbit closest to the body being orbited
planeta(astronomy) any of the nine large / large celestial bodies in the solar system that revolve around the sun and shine by reflected light
pondre'sdisappear beyond the horizon
sistema copernicà(astronomy) Copernicus' astronomical model in which the Earth rotates around the sun
sistema ptolemaic(astronomy) Ptolemy's model of the universe with the Earth at the center
temps d'efemèrides, temps terrestre(astronomy) a measure of time defined by Earth's orbital motion
EspecíficastrodinàmicaThe branch of astronomy that studies the motion of natural and artificial bodies in space
astrofísicaThe branch of astronomy concerned with the physical and chemical properties of celestial bodies
astrometriaThe branch of astronomy that deals with the measurement of the position and motion of celestial bodies
física solarThe branch of astronomy that deals with the sun
mecànica celesteThe branch of astronomy concerned with the application of Newton's laws of motion to the motions of heavenly bodies
radioastronomiaThe branch of astronomy that detects and studies the radio waves emitted by celestial bodies
selenologyThe branch of astronomy that deals with the moon
GeneralfísicaThe science of matter and energy and their interactions
Anglèsastronomy, uranology
Espanyolastronomía
Adjectiusastronòmicrelating or belonging to the science of astronomy
Nomsastrònom, uranologistA physicist who studies astronomy

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