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Mars

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

Contributors in Mars

Mars

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. ...

quadrature

Astronomy; Mars

Two bodies are in quadrature when their difference in celestial longitude is 90 degrees. This is the position of a superior planet when its elongation is 90 degrees, east or west, depending on the ...

perihelion

Astronomy; Mars

The point in the orbit of a planet where it is nearest to the sun.

primary

Astronomy; Mars

(1) a sun with respect to its planets, or a planet with respect to its satellites; (2) the brighter member of a double star system.

payload

Astronomy; Mars

Anything that a flight vehicle carries beyond what is required for its operation during flight.

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