Sputnik 2 was launched by the Soviets shortly after Sputnik 1, with its rapid preparation intended to sustain propaganda momentum and align with the 40th anniversary of the Bolshevik Revolution. This ...
Under the leadership of George Ellery Hale, the 100-inch mirror for Mount Wilson Observatory's telescope was ordered in 1906, with funding provided sequentially by businessman John Hooker and then ...
The article details observational opportunities for two open star clusters in Cassiopeia: NGC 559 (the "Ghost's Goblet") on October 31, and M103 on November 7, emphasizing their visibility with ...
Astronomy is a monthly science and hobby magazine with more than 100,000 readers, and our website Astronomy.com is visited by millions of readers per month. The magazine serves an audience who wants ...
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