How on Earth did we start using “once in a blue moon”?
The moon does turn "blue" sometimes, but this idiom doesn't really refer to its color.
The moon does turn "blue" sometimes, but this idiom doesn't really refer to its color.
Over 70 years as humanity has begun to explore space, we have upon occasion, turned our gaze back to our ...
Jupiter has one-upped Saturn for now.
This is the first practical step towards bringing NASA astronauts back to the Moon after more than 50 years of ...
A lot is riding on this 55-pound machine.
Can we all get along on the Moon?
New study finds our Moon could have developed insanely fast.
The moon isn't just a pretty face.
The very detailed map has been released and is free to use.
There's no liquid water on the surface of the moon -- but that doesn't mean there's no way to get ...
The shock and heat pushed certain minerals all the way through the Moon.
Astronomers have tracked the rocket for many years, but its origin is still contested
Scientists will use the new moon to aid in future interstellar colonization.
The rock was jettisoned to the moon when early Earth was pounded by daily meteorite impacts.
The revolving disk holds enough matter to seed three moons the size of Earth's.
They keep falling, but not down.
The moon wobbles in roughly 18-year cycles like a rocking ship as it orbits Earth. Next cycle could exacerbate rising ...
We're more to blame but that doesn't make for catchy headlines.
Space is full of surprises.
It may have been formed by a meteor impact.
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