Cometic: alternatives and connections

the mass of air surrounding the Earth; "there was great heat as the comet entered the atmosphere"; "it was exposed to the air"

That point of a planet's or comet's orbit which is most distant from the sun, the opposite point being the perihelion.

the mass of air surrounding the Earth; "there was great heat as the comet entered the atmosphere"; "it was exposed to the air"

The envelope of a comet; a nebulous covering, which surrounds the nucleus or body of a comet.

Alt. of Comet- seeker

An instrument, intended to represent the revolution of a comet round the sun.

The nebulous covering of the head or nucleus of a comet; -- called also coma.

Any tabular statement of the assigned places of a heavenly body, as a planet or comet, on several successive days.

The date at which a planet or comet has a longitude or position.

One of the two points where the orbit of a planet, or comet, intersects the ecliptic, or the orbit of a satellite intersects the plane…

Of or pertaining to a nucleus; as, the nuclear spindle (see Illust. of Karyokinesis) or the nuclear fibrils of a cell; the nuclear par…

The body or the head of a comet.

(astronomy) a hypothetical huge collection of comets orbiting the sun far beyond the orbit of Pluto; perturbations (as by other stars)…

That point in the orbit of the moon which is nearest to the earth; -- opposed to apogee. It is sometimes, but rarely, used of the near…

periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun

That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.

A portion of time as limited and determined by some recurring phenomenon, as by the completion of a revolution of one of the heavenly…

One of a group of shooting stars which appear yearly about the 10th of August, and cross the heavens in paths apparently radiating fro…