The full moon is a glorious sight, and the sliver of a brand-new moon a wispy delight, but tonight’s first-quarter moon has its own unique treat — for a few hours, you can make out the letters X and V on the lunar surface. Here’s how.

For about four hours, with the sun in just the right place, the moon's mountains and craters seem to spell out letters.{ai:summary}Tonight's first-quarter moon offers a special view, allowing observers to see the letters X and V on its surface for a few hours. This unique lunar feature can be appreciated by stargazers looking for a distinctive celestial experience. #science

How to see the letters X and V on the moon tonight

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