Strongest magnetic field ever measured directly observed on Sun's surface
Magnetism plays a critical role in various solar phenomena such as flares, mass ejections, flux ropes, and coronal heating.
Feb 07, 2018, 18:20 PM ISTNASA spacecraft spots giant 'hole' in Sun
NASA's orbiting Solar Dynamics Observatory has mapped an enormous coronal hole - a gap in the Sun's outer layer and magnetic field - which is the size of 50 Earths and is releasing an extra-fast solar wind in Earth's direction.
Oct 18, 2015, 19:32 PM IST