Planetoid: alternatives and connections

A suffix or combining form meaning like, resembling, in the form of; as in anthropoid, asteroid, spheroid.

The angular distance of a planet from its perihelion, as seen from the sun. This is the true anomaly. The eccentric anomaly is a corre…

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…

Of or pertaining to an asteroid, or to the asteroids.

the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist

The first discovered asteroid.

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…

An unpropitious or baleful aspect of a planet or star; malevolent influence of a heavenly body; hence, an ill portent.

The planet which is lord of the sign where another planet is.

An interception or obscuration of the light of the sun, moon, or other luminous body, by the intervention of some other body, either b…

One of the necessary data or values upon which a system of calculations depends, or general conclusions are based; as, the elements of…

A certain property of a body, expressed as a measurable quantity, such that when there is no communication of heat the quantity remain…

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

A circle, whose center moves round in the circumference of a greater circle; or a small circle, whose center, being fixed in the defer…

An arbitrary fixed date, for which the elements used in computing the place of a planet, or other heavenly body, at any other date, ar…

An irregularity, or a deviation, in the motion of a planet or satellite from its uniform mean motion; the amount of such deviation.

(astronomy) the alignment of the Earth and a planet on the same side of the sun

a law stating that the orbit of each planet is an ellipse with the sun at one focus of the ellipse