(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
Used in the same subject area: Physics, Astrophysics.
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Apolune
apoapsis in orbit around the moon
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(astronomy) the point in an orbit farthest from the body being orbited
Used in the same subject area: Physics, Astrophysics.(astronomy) the equinoctial point that lies in the constellation of Virgo
Used in the same subject area: Physics, Astrophysics.(astronomy) the common center of mass around which two or more bodies revolve
Used in the same subject area: Physics, Astrophysics.(astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with r…
Used in the same subject area: Physics, Astrophysics.(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to…
Used in the same subject area: Physics, Astrophysics.(astronomy) Copernicus' astronomical model in which the Earth rotates around the sun
Used in the same subject area: Physics, Astrophysics.(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is…
Used in the same subject area: Physics, Astrophysics.(astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with r…
Used in the same subject area: Physics, Astrophysics.(astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities…
Used in the same subject area: Physics, Astrophysics.(astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic
Used in the same subject area: Physics, Astrophysics.(astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust; "‘extragalactic…
Used in the same subject area: Physics, Astrophysics.(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the righ…
Used in the same subject area: Physics, Astrophysics.(astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from…
Used in the same subject area: Physics, Astrophysics.(astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from…
Used in the same subject area: Physics, Astrophysics.(astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees
Used in the same subject area: Physics, Astrophysics.(astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees
Used in the same subject area: Physics, Astrophysics.(astronomy) the alignment of the Earth and a planet on the same side of the sun
Used in the same subject area: Physics, Astrophysics.
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Words connected by meaning
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apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.apoapsis in Earth orbit; the point in its orbit where a satellite is at the greatest distance from the Earth
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.apoapsis in orbit around Jupiter
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.apoapsis in orbit around the moon
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.One of the two points of an orbit, as of a planet or satellite, which are at the greatest and least distance from the central body, co…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.The act of moving or revolving around, or as in a circle or orbit; a revolution; as, the periodical circuit of the earth round the sun.
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.(astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical or…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.The increasing moon; the moon in her first quarter, or when defined by a concave and a convex edge; also, applied improperly to the ol…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.The ratio of the distance of the center of the orbit of a heavenly body from the center of the body round which it revolves to the sem…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.An interception or obscuration of the light of the sun, moon, or other luminous body, by the intervention of some other body, either b…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.The reappearance of a heavenly body after an eclipse or occultation; as, the emersion of the moon from the shadow of the earth; the em…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.The moon's age at the beginning of the calendar year, or the number of days by which the last new moon has preceded the beginning of t…
Its definition shares important concepts with this word: apoapsis, orbit, around, moon.
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