![Why don't galaxies have a natural magnetic field like the earth does? | Science Questions with Surprising Answers Why don't galaxies have a natural magnetic field like the earth does? | Science Questions with Surprising Answers](https://wtamu.edu/~cbaird/sq/images/236085main_milkyway-full.jpg)
Why don't galaxies have a natural magnetic field like the earth does? | Science Questions with Surprising Answers
![Magnetic field of a current-carrying coil. Electromagnetic coil, conductor, made of a copper wire spiral. In the helix the field lines are parallel and directed from north to south pole. Illustration. Stock Magnetic field of a current-carrying coil. Electromagnetic coil, conductor, made of a copper wire spiral. In the helix the field lines are parallel and directed from north to south pole. Illustration. Stock](https://as1.ftcdn.net/v2/jpg/01/19/26/08/1000_F_119260871_mhhO2ym1xmQXgVEYJfyHtT9Z9Y14SEs4.jpg)
Magnetic field of a current-carrying coil. Electromagnetic coil, conductor, made of a copper wire spiral. In the helix the field lines are parallel and directed from north to south pole. Illustration. Stock
Magnetic field lines calculated in a plane perpendicular to the spiral... | Download Scientific Diagram
![An electron moves in a uniform magnetic field and follows a spiral path as shown in Fig. 1.30. S... - YouTube An electron moves in a uniform magnetic field and follows a spiral path as shown in Fig. 1.30. S... - YouTube](https://i.ytimg.com/vi/oOVsJHYeA4M/maxresdefault.jpg)
An electron moves in a uniform magnetic field and follows a spiral path as shown in Fig. 1.30. S... - YouTube
![A spiral of two turns with an inner radius R and outer radius 2 R is placed as shown in the figure. Find the magnetic field at the centre of the spiral. A spiral of two turns with an inner radius R and outer radius 2 R is placed as shown in the figure. Find the magnetic field at the centre of the spiral.](https://dwes9vv9u0550.cloudfront.net/images/8936727/dfd43b1e-90ab-4764-9090-54d0e8dc9fc3.jpg)
A spiral of two turns with an inner radius R and outer radius 2 R is placed as shown in the figure. Find the magnetic field at the centre of the spiral.
![An integrated microfluidic system using a micro-fluxgate and micro spiral coil for magnetic microbeads trapping and detecting | Scientific Reports An integrated microfluidic system using a micro-fluxgate and micro spiral coil for magnetic microbeads trapping and detecting | Scientific Reports](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41598-017-13389-x/MediaObjects/41598_2017_13389_Fig1_HTML.jpg)
An integrated microfluidic system using a micro-fluxgate and micro spiral coil for magnetic microbeads trapping and detecting | Scientific Reports
Magnetic field of the Sun. (a) Parker spiral shaped field lines. (b,c)... | Download Scientific Diagram
![galaxy - Are magnetic field lines Spiral for Spiral Galaxies? If no, then how it look like topologically? - Astronomy Stack Exchange galaxy - Are magnetic field lines Spiral for Spiral Galaxies? If no, then how it look like topologically? - Astronomy Stack Exchange](https://i.stack.imgur.com/BOTF4.png)