NickAug 31, 20191 minSharpless 140SH2-140 is a nebula and open cluster in the northern constellation Cepheus. This rarely photographed area is the central highlight of a...
NickAug 22, 20192 minBarnard 174 in CepheusBarnard 174 is a dark nebula in the constellation Cepheus. Dark nebulae or "fog" as it is sometimes called are clouds of cool gas, at...
NickAug 18, 20191 minM20 - Trifid nebulaThe Trifid nebula is a combination of bright emission, reflection, and dark nebula located in the constellation of Sagittarius. It is...
NickApr 17, 20191 minNGC 2903 in LeoNGC 2903, is a barred spiral galaxy in Leo. It has a bright center, with very active star formation. Estimated distance is around 29...
NickSep 18, 20181 minSH-101 (Tulip nebula)SH-101 is a faint emission nebula in the constellation Cygnus. It is also dubbed "Tulip nebula" because of its flower shape. It would...
NickAug 26, 20184 minAT12 RC modification and cleaningIt has already been two years since the Astrotech 12'' RC became the workhorse of Asteria observatory. It has already logged tens of...
NickAug 3, 20181 minGalaxies galore (Abell 1656 cluster in Coma Berenices)Can you count all the galaxies? This field is just 25x15 arc minutes. Only a quarter of a degree across. Yet, not unlike the Hubble Deep...
NickJul 23, 20181 minNGC 7129 in CepheusNGC 7129 is an open cluster, but longer exposures will reveal the associated reflection nebula in the center. Dark nebula LBN 497 can...
NickJul 20, 20181 minNGC 7662 in Andromeda (Blue Snowball)NGC 7662 is a planetary nebula in the constellation Andromeda. The exact distance from earth is not currently known. The most recent...
NickJul 17, 20181 minAbell 262 galaxy cluster in AndromedaContinuing to image that part of the sky around Andromeda at the time, another image from my collection, Abell 262. The brightest member...