collinsmark's latest activity
-
-
collinsmark reacted to Stavros Kiri's post in the thread Stargazing Solar Activity and Space Weather Update thread with
Like.
July 4 & 5, 2026: "MIDSUMMER GEOMAGNETIC STORM: Midsummer auroras are rare, but on the night of July 3/4 they blanketed the USA. The... -
The view from down by the lake yesterday while sitting in the shade of the tree on the left. Temperature 80 deg F (27 C). I saw 14...
-
Since my professional career has generally centered on optics and imaging, I've taken (professional) pride that my 35mm-format...
-
Seafood at low tide