Magnetic fields in sun rise at 500 kilometers per hour
New estimate is lower than previous
![magnetic flares](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/08/082016_notebook_magneticfield_free.jpg?fit=860%2C460&ssl=1)
RISE UP Coils of magnetism that erupt from the sun, seen in this false color ultraviolet image from NASA’s Solar Dynamics Observatory, are pushed up in parcels of gas, a new study suggests.
NASA Goddard Space Flight Center