A tiny sample of the Moon locked away for more than 50 years turns out to have been hiding an astronomical secret.

Scientists have uncovered a surprising discovery within lunar rocks collected over five decades ago. A tiny sample of the ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. The moon is our planet’s constant celestial companion, only ...

NASA’s Apollo missions in the 1960s and ’70s served not only to land Americans on the lunar surface but to answer key questions about the moon that could be answered only by going there. As often ...

In the vast realm of space exploration, new discoveries often emerge from old data. Thanks to advanced algorithms and keen observers, the seismic activities of our closest celestial neighbor, the Moon ...

(CNN) — The moon is our planet’s constant celestial companion, only shaded from view about once a month when its orbit takes it between Earth and the sun. Earth’s biggest satellite has long been a ...

(CNN) — The moon is our planet’s constant celestial companion, only shaded from view about once a month when its orbit takes it between Earth and the sun. (CNN) — The moon is our planet’s constant ...