The AIM spacecraft continues to perform well. All subsystems are operating as expected.
First NLCs of 2015 Northern Season Spotted on May 19.
The 2015 season for NLCs started on May 19th when NASA's AIM spacecraft spotted a patch of electric blue over the Arctic Circle. Since then, the clouds have been creeping south and, on June 8-9, they crossed the border into the lower 48 US states.
Updated at: 06-09-2015 16:55:02
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Spaceweather.com's Article about First NLC's of 2015 Northern Season