ON A PLANE: Researchers have long known that air travelers are exposed
to cosmic rays on board commercial aircraft. Indeed, pilots are
classified as "occupational radiation workers." Two days ago,
Spaceweather.com and the students of Earth to Sky Calculus took a pair
of bubble chambers onboard a flight from Sweden to the USA and detected
a significant number of neutrons in the passenger compartment. This
confirms that neutrons are an important form of aviation radiation.
Read more about it on today's edition of Spaceweather.com
WIND ADVISORY: A hole has opened in the sun's atmosphere and it is
spewing a stream of solar wind toward Earth. The stream's arrival on
March 23rd could spark the first auroras of northern spring. Monitor
the realtime aurora gallery for sightings.