long solar minimum, the Sun is
On August 1, this
snapshot of the Sun
from the Solar Dynanimcs Observatory captured a
of activity playing across the Sun's northern hemisphere.
The false-color image shows the hot
at temperatures ranging from 1 to 2 million
Along with the erupting filaments and prominences,
a small(!) solar flare spawned in the active region
at the left was accompanied by a coronal mass ejection
a billion-ton cloud of energetic particles headed for planet Earth.
93 million mile trip in only two days,
the CME impacted Earth's
southern auroral displays.
SDO AIA Team