The latest from NASA! http://ift.tt/1MqBDRc The dark area across the top of the sun in this image is a coronal hole, a region on the sun where the magnetic field is open to interplanetary space.http://ift.tt/1LtVeDv
The latest from NASA! http://ift.tt/1MqBDRc The dark area across the top of the sun in this image is a coronal hole, a region on the sun where the magnetic field is open to interplanetary space.http://ift.tt/1LtVeDv