Satelilite in orbite about arctic circle

In summary, satellites stay in orbit around the Arctic Circle by achieving a specific orbital velocity and are used for providing communication services, monitoring weather patterns, and tracking sea ice. They can have both positive and negative effects on the environment and can last for several years with regular maintenance and refueling. However, maintaining a satellite in this region can be challenging due to harsh weather conditions, remote location, and extreme temperatures and radiation levels.
  • #1
gigglin_horse
32
0

Homework Statement



"Can a satellite maintain an orbit in the plane of the arctic circle? why or why not?"

Homework Equations


The Attempt at a Solution



My guess: No...but I don't know why...
 
Last edited:
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  • #2
Try thinking about centres of mass.
 
  • #3


Your guess is correct. A satellite cannot maintain a stable orbit in the plane of the arctic circle. This is because the arctic circle is located at the Earth's rotational axis, which means that the gravitational forces acting on the satellite would not be balanced. The satellite would experience a constantly changing gravitational pull as it moves over the Earth's surface, making it impossible to maintain a stable orbit. Additionally, the Earth's magnetic field in the polar regions can also affect the satellite's orbit, making it even more unstable. Therefore, satellites are typically placed in orbits that are not directly above the poles in order to maintain a stable orbit.
 

Related to Satelilite in orbite about arctic circle

1. How does a satellite stay in orbit around the Arctic Circle?

Satellites stay in orbit around the Arctic Circle by achieving a specific orbital velocity that allows them to continuously fall towards the Earth while also maintaining their horizontal motion. This is known as a stable orbit, and it is maintained by the satellite's onboard thrusters and guidance systems.

2. What is the purpose of having a satellite in orbit around the Arctic Circle?

The main purpose of having a satellite in orbit around the Arctic Circle is to provide coverage and communication services to the remote areas of the Arctic region. This includes monitoring weather patterns, tracking sea ice, and providing internet and phone services to communities in the region.

3. How does a satellite in orbit around the Arctic Circle affect the environment?

A satellite in orbit around the Arctic Circle can have both positive and negative effects on the environment. On one hand, it can help with monitoring and predicting natural disasters, such as hurricanes and storms. However, the launch and operation of the satellite can also contribute to pollution and space debris, which can have negative impacts on the environment.

4. How long can a satellite stay in orbit around the Arctic Circle?

The length of time a satellite can stay in orbit around the Arctic Circle depends on various factors, such as its altitude, speed, and fuel reserves. Generally, satellites are designed to last for several years, but their orbits can be adjusted and maintained through regular maintenance and refueling efforts.

5. What challenges are involved in maintaining a satellite in orbit around the Arctic Circle?

Maintaining a satellite in orbit around the Arctic Circle can be challenging due to the harsh weather conditions and remote location. This can make it difficult to access the satellite for maintenance and repairs. Additionally, the extreme temperature and radiation levels in the Arctic region can also affect the satellite's performance and longevity.

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