If you live in the eastern-third of the United States or southeast Canada and your local skies are clear on tonight (Sept. 4), take a good close look at the rising moon, which has a celestial date with a star this evening.
You'll probably hear a lot about a 'supermoon' over the next few months. This is not a term that astronomers use, but here are some facts about what will actually happen.
Cassini has once again turned to Enceladus, the enigmatic moon of Saturn.
Volcanic 'fire fountains' erupting from the lunar surface, similar to what occurs in Iceland today, most likely were fueled by carbon monoxide gas, a new study shows.
Finally, we have proof of the moon's 'noble' heritage!
The second full moon of July wowed skywatchers around the world - and even in space.
On Friday, much of the world will have the opportunity to observe a Blue Moon: A somewhat rare occurrence that doesn't have anything to do with the moon's color.
An Arctic crater holds promise for figuring out how to spot something interesting on the moon or Mars, an astronaut says.
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