(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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Nova
a star that ejects some of its material in the form of a cloud and becomes more luminous in the process
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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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A red star of the first magnitude, situated in the eye of Taurus; the Bull's Eye. It is the bright star in the group called the Hyades.
Its definition shares important concepts with this word: star, ejects, some, material, cloud.That point in the orbit of a double star where the smaller star is farthest from its primary.
Its definition shares important concepts with this word: star, ejects, some, material, cloud.The near approach of one heavenly body to another, or to the meridian; a coming into conjunction; as, the appulse of the moon to a sta…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.An optical property of some crystals which exhibit a star-shaped by reflected light, as star sapphire, or by transmitted light, as som…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.That which has a dark, lowering, or threatening aspect; that which temporarily overshadows, obscures, or depresses; as, a cloud of sor…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.A bitter American herb of the Bloodwort family, with the leaves all radical, and the small yellow or white flowers in a long spike (Al…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.(astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is wa…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.Nimbus, or rain cloud. See Nimbus, and Cloud.
Its definition shares important concepts with this word: star, ejects, some, material, cloud.A form of cloud. See Cloud.
Its definition shares important concepts with this word: star, ejects, some, material, cloud.The morning star; the star which ushers in the day.
Its definition shares important concepts with this word: star, ejects, some, material, cloud.Sirius, a star of the constellation Canis Major, or the Greater Dog, and the brightest star in the heavens; -- called also Canicula, a…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.A genus of cucurbitaceous plants consisting of the single species Ecballium agreste (or Elaterium), the squirting cucumber. Its fruit,…
Its definition shares important concepts with this word: star, ejects, some, material, cloud.
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