Solar Wind

March 2, 2015

NASA’s Magnetospheric Multiscale (MMS) Mission: Studying magnetic fields around the Earth

By looking close to home, NASA’s newest mission with provide a window to the universe. Countdown to MMS Launch The Magnetospheric Multiscale, or MMS, mission was created to study how magnetic fields around Earth interact with activity from the sun. The […]
June 7, 2014

CME from Filament Eruption Brushes Earth

The CME is here! As predicted the CME from the June 4 filament eruption impacted Earth’s magnetosphere around 16:30 UT with a glancing blow and created a minor geomagnetic disturbance. The plot above shows the solar wind measured by the ACE spacecraft, […]
February 19, 2014

Geomagnetic Storm and Aurora from Valentine’s Weekend CME

A CME from February 16, 2014 has impacted Earth. The CME’s magnetic structure was such that it stirred things up in the magnetosphere.   A significant interplanetary shock detected by ACE at L1 at 3:10 UT, February 19, 2014.   The […]
April 24, 2012

Aurora over Giant’s Causeway and Ballintoy Harbour, Co. Antrim

Gorgeous aurora captured by Martin McKenna! Last night’s geomagnetic storm (April 24, 2012) put on quite a show and this was not even a large event. This is near the childhood homes of some of our esteemed Irish solar physics colleagues!
March 14, 2012

Comet SWAN Heading for the Sun!

Sungrazing comet seen for the first time with the SOHO/SWAN instrument. It is aptly named Comet SWAN. Ukrainian Amateur astronomer, citizen scientist, and SOHO Comet Hunter Vladimir Bezugly reported a bright blob on images taken by the SWAN instrument on […]