(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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Binary star
a system of two stars that revolve around each other under their mutual gravitation
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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
Their definitions overlap or refer to similar ideas. Use these to widen your search, then compare the exact meanings.
The situation of planets or stars with respect to one another, or the angle formed by the rays of light proceeding from them and meeti…
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.The science or knowledge of the stars, esp. the fixed stars.
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.In its etymological signification, the science of the stars; among the ancients, synonymous with astronomy; subsequently, the art of j…
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.A straight line, real or imaginary, passing through a body, on which it revolves, or may be supposed to revolve; a line passing throug…
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.To sprinkle with, or as with, stars; to decorate with, or as with, stars; to bestud.
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.a system of two stars that revolve around each other under their mutual gravitation
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.To revolve or cause to revolve; to spin.
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.A placing among the stars; a catalogue of stars.
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.To move around; to revolve around.
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.About the pole; -- applied to stars that revolve around the pole without setting; as, circumpolar stars.
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.(physics) the universal constant relating force to mass and distance in Newton's law of gravitation
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.An apparatus for showing the position of the earth, at any given time, with respect to the fixed stars. It consist of a hollow glass g…
Its definition shares important concepts with this word: system, stars, revolve, around, mutual.
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