Horsehead Nebula 19 5 minute frames stacked Taken in Sydney From Wikipedia:Â The Horsehead Nebula… Read the postHorsehead Nebula in Hydrogen Alpha
Eta Carinae, is a stellar system containing at least two stars with a combined luminosity… Read the postEta Carinae Nebula
A solar prom and surface flare. 19 December 2015. About 4 hours elapsed time to… Read the postSolar Prominence
Great Orion Nebula M42 3, 5 minute frames in Hydrogen Alpha ED80 with QSI683 2014… Read the postM42 Great Orion Nebula in HA