When the Scottish explorer Alexander Mackenzie first tried to canoe across North America in 1789, he unwittingly followed a river that led him north to the Arctic instead of west to the Pacific. When ...
TL;DR: Get the Vespera Pro Smart Telescope for $2,690 and save $300 with code SMART until October 20 — pick a target, watch detail build in real time, and keep high-resolution celestial images ready ...
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