When is the first day of fall in 2024? A carefully worded answer is that on Sunday, Sept. 22, at 8:44 a.m. Eastern daylight time (5:44 a.m. Pacific daylight time) autumn begins astronomically in the ...

The first paper on the samples collected from China's Chang'e 6 lunar probe reveals that the specimens differ in some ways ...

The Artemis program aims to land humans on the moon for the first time since the Apollo missions managed to achieve the feat ...

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