Two huge coronal holes have appeared on the sun this month, spewing 1.8 million mph solar winds towards the Earth. Here's what they are, how they form and their impact on our planet.
What is the hole in the sun? Phenomenon explained
NASA's SDO Peers into Huge Coronal Hole
Second giant hole 20 times larger than Earth rips through the surface of the SUN
What is the effect of a coronal mass ejection on earth? - Quora
Giant 'holes' are appearing in the sun – what do they mean for our planet?
What's the Big Deal about Solar Cycles?
Solar Radiation Storm NOAA / NWS Space Weather Prediction Center
Solar storm from hole in the sun will hit Earth on Wednesday (Aug. 3)
NASA's New Sun Photo Shows Massive Coronal Hole - SlashGear
A 'hole' 30 times Earth's size has spread across the sun, blasting solar winds that'll hit our planet by end of this week - Yahoo Sports
Coronal Holes
