Dark SeaHorse

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This is kind of lost nebula – I collected photons to this frame in September, 2016, then processed them, and forgot to blog it 🙁 So it is not really winter sky object, but, well, its time has... Read More

Hydrogen Phantom Mask

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This one is HII molecular hydrogen cloud in Perseus arm of our Galaxy. It’s Sharpless number is Sh2-173, and can be found in Cassiopeia close to NGC103 open cluster (at the frame bottom). Pretty... Read More


Nope, no M97 this time. Its NGC457 star open cluster in Cassiopeia. Plus NGC436 little sister. Both are relatively young clusters – first one is about 20 millions year old, smaller one is four t... Read More