After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...
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What Is a Supermoon?

A supermoon occurs when the full moon coincides with the moon being at the point in its orbit within 90% of its closest ...
The International Astronomical Union Office for Astronomy Outreach (IAU OAO) and the International Planetarium Society (IPS) will jointly host "100 Hours of Astronomy," a global event from October 2-5 ...