As of Sunday, Dec. 14, the moon phase is Waning Crescent. This means 25% of the moon is lit up tonight, according to NASA's ...
A NASA-backed study suggests the biblical Star of Bethlehem may not have been a star at all, but a rare comet recorded in ancient Chinese texts. The theory is reigniting debate over what truly guided ...
Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...
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