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 How long does a satellite stay in orbit?

Answer According to NASA's Marshall Space Flight Center, the length of time varies by the altitude; however, satellites in orbits more than 430 miles high can stay there for hundreds or thousands of years... Read More »
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How long does it take Mars'satellite Phobos to orbit?

The largest and innermost of Mars' two moons, Phobos has an orbit period of 7.65 hours. According to Planetary.org, the orbit of Phobos is so close to the surface of Mars that the moon orbits faste... Read More »
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Does dbs also known as direct broadcast satellite such as directv and dishtv orbit in a geosynchronous orbit and why?

YESSatellites in geostationary orbit have an orbital period that is exactly the same as the Earth's rotational period. This means that looking from Earth the satellite appears to be stationary in t... Read More »
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Does dbs also known as direct broadcast satellite such as directv and dishtv orbit in a geosynchronous orbit?

Answer Yes, the satellites orbit in a geosynchronous orbit, as with most all communications satellites. (Some exceptions are satellites such as the global positioning satellites.)
http://wiki.answers.com/Q/Does_dbs_also_known_as_direct_broadcast_satellite_such_as_dir...

In 2000 NASA placed a satellite in orbit around an asteroid Consider a spherical asteroid with a mass of 8.001015 and a radius of 9.50 What is the speed of a satellite orbiting 4.90 above the surface?


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