Magnetic fields that stretch across thousands of light-years should take a very long time to organize. Standard dynamo theory ...
Astronomy on MSN
How do black holes generate magnetic fields?
How does a black hole generate a magnetic field and how can it be measured and visualized? Alan CroftSeattle, Washington As ...
Morning Overview on MSN
Astronomers revisit how young galaxies built magnetic fields
Researchers studying a distant spiral galaxy have found that large-scale, ordered magnetic fields existed far earlier in ...
Magnetic fields play an important—if sometimes underappreciated—part in planetary systems. Without a strong magnetic field, planets can end up as a barren wasteland like Mars, or they could indirectly ...
Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Using 11 years of magnetic field measurements from the ...
It would be an understatement to say that the Earth's magnetic field is important. It's one of the reasons we're able to live on this rock tumbling through space, and it also gives us the gorgeous ...
Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects of viscosity in their simulation, they revealed a self-sustaining dynamo ...
Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Nov 28, 2025, 07:59am EST Map of the strength of the Earth's ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Magnetars are among ...
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