Possible to Shield Astronauts from Cosmic Radiation?

In summary, the technology to properly shield astronauts on a mission to Mars from interplanetary radiation is still in development, but a powerful magnetic field could reduce the danger. Weight is a consideration, and the problem may not be technology-related, but weight-related.
  • #1
dimensionless
462
1
Do we have the technology to properly shield astronauts on a mission to Mars from interplanetary radiation? How much of a health issue is this radiation?
 
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  • #2
In the designs I've seen, the food and water for the voyage would be stored around the living chambers, and absorb most solar radiation. In addition, a very small led-lined compartment has been proposed for emegencies. If a solar flare is detected, the cosmonauts lock themselves in this room until the worst has passed.

Of course, protection on the planet's surface is also a challenge, and may be haredr to solve.
 
  • #3
I read in a science journal, that the creation of a powerful magnetic field around the spaceship via superconductors would lower the danger of cosmic rays.
 
  • #4
SizarieldoR said:
I read in a science journal, that the creation of a powerful magnetic field around the spaceship via superconductors would lower the danger of cosmic rays.

Yes, but I think that a magnetic field that strong might also interfere with ordinary body chemistry.
 
  • #5
LURCH said:
In the designs I've seen, the food and water for the voyage would be stored around the living chambers, and absorb most solar radiation. In addition, a very small led-lined compartment has been proposed for emegencies. If a solar flare is detected, the cosmonauts lock themselves in this room until the worst has passed.

Of course, protection on the planet's surface is also a challenge, and may be haredr to solve.

They still have to deal with cosmic radiation.

On the planet's surface they might just borrow into the ground.
 
  • #6
I don't think the problem is in the technology, dimensionless. It's the weight.
 
  • #7
SizarieldoR said:
I read in a science journal, that the creation of a powerful magnetic field around the spaceship via superconductors would lower the danger of cosmic rays.

That's an idea I once had, too. If the vehicle uses ion propulsion, the magnetic field for the engines might be used as shielding also.
 
  • #8
Does anybody know if Superconductors let X-Rays pass as easly as the same Superconductors that are not in a Superconductive state?

Also, Please pose the same question for BEC states and not just Superconductors.

An honest answer will be sufficient.
 

1. How does cosmic radiation affect astronauts?

Cosmic radiation, also known as space radiation, is a type of high-energy radiation that exists in outer space. It is made up of protons, electrons, and other atomic nuclei. Exposure to cosmic radiation can cause damage to the cells and DNA of astronauts, potentially leading to health problems such as cancer and cataracts.

2. Is it possible to shield astronauts from cosmic radiation?

Yes, it is possible to shield astronauts from cosmic radiation. However, the effectiveness of shielding varies depending on the type and thickness of the material used. Shielding materials such as aluminum, lead, and polyethylene can block or absorb a significant amount of cosmic radiation, providing protection for astronauts.

3. What types of materials are commonly used to shield astronauts from cosmic radiation?

Commonly used materials to shield astronauts from cosmic radiation include aluminum, lead, and polyethylene. These materials are effective at blocking or absorbing the high-energy particles of cosmic radiation. The thickness and composition of the shielding material can also impact its effectiveness.

4. How does NASA protect astronauts from cosmic radiation during space missions?

NASA has several methods for protecting astronauts from cosmic radiation during space missions. This includes using shielding materials in the spacecraft, designing the spacecraft to have a radiation-tolerant structure, and monitoring the radiation levels in real-time to determine when additional precautions may be necessary. Astronauts also undergo extensive training and medical screenings before and during their missions to assess their individual risk for radiation exposure.

5. Can astronauts still experience health effects from cosmic radiation even with shielding?

While shielding can greatly reduce the amount of cosmic radiation exposure, it is impossible to completely eliminate it. Astronauts can still experience some health effects from cosmic radiation, even with shielding. However, NASA continuously monitors and studies the effects of radiation on astronauts to improve shielding techniques and minimize any potential health risks.

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