polar orbit


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Related to polar orbit: Sun synchronous orbit

polar orbit

n
(Astronomy) the orbit of a satellite that passes over the poles of a planet

polar orbit

A satellite orbit in which the satellite passes over the North and South poles on each orbit, and eventually passes over all points on the earth. The angle of inclination between the equator and a polar orbit is 90 degrees.
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The fourth stage of PSLV-C40 fired twice for short durations to achieve a polar orbit of 365 km height in which Indias Microsat successfully separated.
JPSS-1 was set to launch into a polar orbit around Earth at 4:47 a.
When a satellite orbits over the North and South Poles, we say it's in a polar orbit.
After a one-week satellite commissioning period in a 515 km, sun synchronous, polar orbit, PacSci EMC successfully passed built-in-tests (BIT) on both its primary and redundant Smart Energetics Architecture (SEA(TM)) sequencing system and devices, fired two Smart Initiators, and demonstrated pyrotechnic rocket based attitude control maneuvers.
Even more unique is that OneWeb is specifically designed with a polar orbit to ensure coverage of 100% of the United States, including Alaska which has historically, because of its high latitude, had poor coverage from the satellite industry.
The satellite follows a Sun-synchronous polar orbit.
Its armor will keep it safe and work properly over its year-long polar orbit collecting data about Jupiter,' the company posted.
It will enter a long polar orbit flying to within 2,900 miles (4,667 km) of the planet's swirling cloud tops.
North Korea said the launch of the satellite Kwangmyongsong-4, named after late leader Kim Jong Il, was a "complete success" and it was making a polar orbit of Earth every 94 minutes.
From its vantage point in polar orbit, OCO-2 will measure atmospheric carbon dioxide, discovering where it is being emitted and absorbed and revealing the roles of humans, plants and oceans on global CO2 levels.
The Department of Defense thus takes the attitude that the object recently found circling the earth in a polar orbit probably was the last stage of Russia's Lunik III and not a reconnaissance satellite.
THE EUROPEAN Space Agency (ESA) has announced a new launch date for the first of a network of three meteorological satellites that will gather data in a polar orbit, providing crucial weather information.