Can we use paramagnetism to create a magnetic field on Mars?

In summary, the conversation discusses the use of magnets to create a magnetosphere on Mars. It is mentioned that Mars lacks a magnetosphere due to its lack of a strong magnetic field, and the idea is proposed to strategically place strong magnets on its surface to take advantage of paramagnetism. However, it is pointed out that this idea is not feasible due to the large number of magnets needed. Another suggestion is made to re-melt Mars' core in order to create a magnetic field, but this is also deemed unlikely due to the possibility of a "gooey" or molten core.
  • #1
Paper
14
1
Well I must admit, when it comes to magnets I haven't a clue. I know that Mars has no magnetosphere and it's why it has such a thin atmosphere. The Earth's magnetosphere, if I understand right, is not very strong, but the Earth is a rather large magnet, so it's affect on solar wind extends far out into space.

The surface of Mars is abundant with Iron (III) Oxide, which exhibits paramagnetism (atoms align in an externally applied magnetic field, amplifying the overall strength of the magnetic field). Could we not strategically place very strong magnets over the surface of Mars and take advantage of paramagnetic effects to give Mars and magnetosphere?
 
Astronomy news on Phys.org
  • #2
And where are you going to get the trillions of strong magnets you need?
 
  • #3
That's just silly. All you really need to do is re-melt Mars' core! The circulating ferromagnetic fluid will eventually create the field for you.
 
  • #4
Mars' core could be "gooey" or even completely molten -- meaning that Mars' early Magnetic Field was powered by different Physics from Earth's.
 

Related to Can we use paramagnetism to create a magnetic field on Mars?

1. How would giving Mars a magnetic field benefit the planet?

A magnetic field would provide protection against harmful solar radiation, allowing for the development of a thicker atmosphere and potentially making the planet more habitable for future human exploration.

2. Can Mars actually be given a magnetic field?

Currently, there is no technology or known method to artificially create a magnetic field on Mars. However, scientists are exploring possible solutions such as placing large magnets in orbit around the planet or using technology to stimulate the planet's core to generate a magnetic field.

3. What would be the biggest challenges in giving Mars a magnetic field?

The biggest challenges would be finding a cost-effective and feasible way to generate a magnetic field on Mars, as well as ensuring that it is sustainable in the long term. Additionally, any solution would need to be carefully evaluated for potential unintended consequences on the planet's environment and atmosphere.

4. How long would it take for Mars to develop a magnetic field?

If a solution is found and implemented, it could take anywhere from several decades to centuries for Mars to develop a strong magnetic field. The process would also depend on the effectiveness of the solution and the current state of the planet's core.

5. Would creating a magnetic field on Mars be worth the investment?

This is a complex ethical and scientific question that would require careful consideration. While it could potentially greatly benefit the planet and future human exploration, there are also concerns about the potential cost, potential unintended consequences, and the need to prioritize and address other pressing issues on Earth.

Similar threads

B Could anything heat back up the core of Mars?
    • Astronomy and Astrophysics
Replies
9
Views
2K
B How the Earth's Magnetic field deflects the solar wind
    • Astronomy and Astrophysics
Replies
5
Views
2K
I How does mars have a magnetic field, with a cooled core?
    • Astronomy and Astrophysics
Replies
10
Views
3K
Earth's Atmosphere Without Magnetic Field & Geology
    • Astronomy and Astrophysics
Replies
11
Views
4K
Can We Create a Magnetic Field on Mars through Moon Formation?
    • Astronomy and Astrophysics
2
Replies
44
Views
26K
Mini magnetosphere within Earth's Magnetosphere
    • Earth Sciences
Replies
18
Views
4K
Mars Atmosphere And Magnetic Field
    • Astronomy and Astrophysics
Replies
5
Views
5K
Deep Martian Geology: Signs of Plate Tectonics & Dynamo?
    • Earth Sciences
Replies
2
Views
2K
Can small magnetic fields on Mars repel deadly radiation?
    • Electromagnetism
Replies
1
Views
914
Earth’s magnetic field alignment and climate change?
    • Earth Sciences
Replies
15
Views
6K

Hot Threads

Recent Insights

Back
Top