mattwastell
|
all galleries
>>
Galleries
>>
Solar 2011
> AR 1312 and little loop 9 October 2011
previous
|
next
AR 1312 and little loop 9 October 2011
other sizes:
small
medium
original
auto
previous
|
next
share
Type your message and click Add Comment
It is best to
login
or
register
first but you may post as a guest.
Enter an optional name and contact email address.
Name
Name
Email
help
private comment
mattwastell
10-Feb-2012 09:45
No not at all. They are just large magnetic disturbances that look dark as the magnetic field is cooler than the surrounding area. Sunspots are quite common.
sandra kroeger
16-Oct-2011 01:13
A hole in the sun? Should we be worried?
Type your message and click Add Comment
It is best to
login
or
register
first but you may post as a guest.
Enter an optional name and contact email address.
Name
Name
Email
help
private comment
