"The high-rate excavation needed to harvest helium-3 from the moon in large quantities has never been attempted before, let ...

The moon's final quarter arrives May 20, offering stunning views of half its surface lit. Discover the best ways to observe ...

The moon's last quarter - or final quarter phase will occur at 07:59 a.m. EDT (1159 GMT) on the morning of May 20 for viewers ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...