How to Spot NASA's Solar Sail Demonstration Streaking Through the Night Sky
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How to Spot NASA's Solar Sail Demonstration Streaking Through the Night Sky
https://www.smithsonianmag.com/smart-news/how-to-spot-nasas-solar-sail-demonstration-streaking-through-the-night-sky-180985052/
Amateur astronomers can use NASA's mobile app to find the ACS3 for themselves—a reflective satellite that could appear as bright as the star Sirius