On the evening of May 20, skywatchers in the United States will witness a striking celestial display as the waxing crescent moon aligns closely with Jupiter, the solar system’s largest planet.
You can probably conjure this vision of the moon—hold the image in your mind and transmit it off this planet and onto our shining opalescent companion. Peaks in the sun? I’ve seen that. This week, we ...
"Love makes fools of all of us," wrote 19th-century novelist William Makepeace Thackeray. A moment spent watching the pigeons at your local park suggests he was right: males with puffed-up, shimmering ...
In 1959, the Luna 2 probe from the Soviet Union became the very first human-made object to reach our closest celestial neighbor. In the decades since, we have been leaving footprints—both literally ...
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