I was processing this image of Sunspot 1543 when I noticed the rather nice prominence on the edge of the disk. Spicules are almost resolved; it's very tough to image them with the small aperture of the PST and a single etalon.
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20 Hours of WR 134 with the Seestar S50
This image is a 20+ hour integration on WR 134, which is a highly energetic Wolf-Rayet star. The blue shockwave is oxygen ionized by the int...
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I had a couple of emails asking how to defork an ETX telescope. The ETX 90 and ETX 125 were optically superb scopes, but the mounts left a... -
M17, the Omega Nebula (among other names). M17 is one of the brightest and most massive stellar nurseries in the galaxy. The open cluster o... -
The ZEQ25 doing its stuff on a cold night--imaging the Orion Nebula with an 8 inch f/4 astrograph. Note the lovely Christmas rug :) As ...
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