Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.
Smithsonian Magazine on MSN
Astronomers Say Earth Has a Newly Discovered 'Quasi-Moon,' a Companion That Shares Its Orbit Around the Sun
Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in ...
The Daily Galaxy on MSN
Why The Moon Is Getting Farther From Earth Every Year – And What It Means For Us
The Moon, our constant celestial companion, is drifting away from Earth at a slow but measurable rate. According to a ...
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