Extreme Variability at the Edge of the Universe,Chandra :: Photo Album :: NGC 3079 :: February 28, 2019,The Thor's Helmet Nebula, NGC 2359, with 12h of 10s subs, all taken with the ZWO Seestar S50 and its internal LP filter. This is not the easiest target for me, as,HR 8799 super-Jupiters' days measured for the | EurekAlert!,z8_GND_5296 - Wikipedia