астрономиялық экватор

астрономиялық экватор

The great circle of the celestial sphere all points of which are 90 degrees from the poles. It is the plane of the earth's equator projected onto the celestial sphere.

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Частина мови: noun
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Галузь/тема: Astronomy
Category: Mars
Company: NASA
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Astronomy; Mars

The phase when more than half (but not all) of the planet's side facing earth is illuminated by the sun.

террақалыптасуы

Astronomy; Mars

Transforming a hostile environment into one able to sustain human life; this includes a source of oxygen, water, plant life, and correct air pressure and temperature.

айналу осі

Astronomy; Mars

The straight line, real or imaginary, passing through a rotating body and is the line about which that body rotates.

азимут

Astronomy; Mars

The distance in degrees along the horizon, westward from the south point of the horizon, to the place where a vertical circle through the star or other object intersects the ...

кері таралу

Astronomy; Mars

The deflection of particles or radiation by scattering processes through angles greater than 90 degrees with respect to the original direction of motion.

тығыздық

Astronomy; Mars

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

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Галузь/тема: Events Category: Disasters

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A disaster which occurred in the Chernobyl power plant in 1986, where one out of four nuclear reactors in the plant exploded, resulting in at least 5% ...