EarthSky Community Photos

Submit your photo here. Comment or upvote on photo pages. Search via photographers' names. More improvements coming! To help, please donate.

David Hoskin
Halifax, Nova Scotia, Canada
11:30 am

Equipment Details:

ZWO ASI290M camera, ES 2x focal extender, Lunt 40mm f10 solar telescope, SkyWatcher EQ6R mount

Post-processing Details:

AutoStakkert to stack best 500 out of 2000 frames , IMPPG for sharpening, additional post-processing with Photoshop and MS Photo, including the addition of false color.

Image Details:

This hydrogen-alpha filtered image shows giant sunspot group AR3590 as it approaches the NW limb of the Sun. AR3590 still has the potential to unleash X-class solar flares.