(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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Ascending node
the point at which an orbit crosses the ecliptic plane going north
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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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That point of a planet's or comet's orbit which is most distant from the sun, the opposite point being the perihelion.
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.That point in the orbit of the moon which is at the greatest distance from the earth.
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.A point where one branch of a curve crosses another branch. See Double point, under Double, a.
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.Shortened or reduced; -- said of the distance of a planet from the sun or earth, as measured in the plane of the ecliptic, or the dist…
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.The act or state of bending downward; inclination; as, declination of the head.
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.the point at which an orbit crosses the ecliptic plane going south
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.The Dragon, a northern constellation within which is the north pole of the ecliptic.
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.The point in the heavens where the sun is seen to rise at the equinox, or the corresponding point on the earth; that one of the four c…
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.The state of being eccentric; deviation from the customary line of conduct; oddity.
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.A great circle of the celestial sphere, making an angle with the equinoctial of about 23? 28'. It is the apparent path of the sun, or…
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.Departing from an orbit or usual track; hence, deviating from the usual or due course; going beyond the appointed rules or established…
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.A curve formed by a section of a cone, when the cutting plane makes a greater angle with the base than the side of the cone makes. It…
Its definition shares important concepts with this word: point, orbit, crosses, ecliptic, plane.
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