Mars

Mars

Of, or relating to the study of, planet Mars.

Industry: Astronomy

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Mars

astronomical unit (A.U.)

Astronomy; Mars

A measure for distances within the solar system, equal to the mean ditance of the earth from the sun, which is about 93,000,000 miles.

density

Astronomy; Mars

The amount of matter in a unit volume of a substance; usually the mass per unit of volume.

Kepler's laws of planetary motions and orbits

Laws governing the motions of planets in their orbits:. # the orbits of the planets are ellipses with the sun at a common focus. # the line joining a planet and the sun sweeps over equal areas during ...

joule

Astronomy; Mars

The s. I. Unit of energy, work, or quantity of heat. It is the force of one newton acting over a distance of a meter.

spatial resolution

Astronomy; Mars

A measure of a system's ability to control a robot's tool tip.

right ascension

Astronomy; Mars

A celestial coordinate; it is the angular distance measured from the vernal equinox eastward along the celestial equator to the hour circle of a given star or other celestial body. It can be defined ...

retrograde motion

Astronomy; Mars

Backward (westward) motion of the planet among the stars, resulting from the fact that it is viewed from the moving earth. It is the motion that a planet has when its right ascension is decreasing. ...