The current thinking on the subject is that what, if anything, came before the big bang is not only unknown but very likely unknowable. That includes causes, if any.
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Main: Orion 200mm f/4 Newtonian Astrograph; HEQ5 pro; KWIQ/QHY5 guide scope; Televue Paracorr 2; Siebert 3x Telecentric Barlow
Imaging Cameras: ATIK 383L+, EFW2 filter wheel, Astrodon LRGB filters (waiting for a break in the clouds); Canon 350D (modified/Baader);
EPs: 27mm TeleVue Panoptic; 8-24mm Baader Hyperion Mk III Zoom; 15mm, 6mm Antares W70;
Other: Celestron C-90 (old orange tube); Celestron 20x80 binos;
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