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ASKAR FRA400C Telescope Review: Does It Make a Good Astrograph?
In this video, we put the ASKAR FRA400C telescope to the test! Known for its versatility, does it live up to the hype as a ...
At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.
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