moon
Latest about moon

Mars at opposition: See the Red Planet at its best and brightest this week — or wait until 2027
By Jamie Carter last updated
As Mars approaches opposition this week, it will become a dazzling spectacle in the night sky. See it at its best now, or wait until 2027.

The full Wolf Moon rises tonight (Jan. 13). Here's how to watch it block Mars from the sky.
By Jamie Carter published
The Wolf Moon — the first full moon of the year and of winter in the Northern Hemisphere — rises tonight, but will be best seen on Jan. 14, shortly after it has occulted Mars.

New NASA robot with X-ray vision will watch Earth 'breathing' from the moon
By Ben Turner published
NASA's LEXI instrument is set to land on the moon's surface sometime this month. Using X-ray sensors, the device will watch Earth's atmosphere "breathing out and breathing in" to uncover key space weather mysteries.

What temperature is the moon?
By Elana Spivack published
An astronomer describes how the moon's surface temperature changes.

Saturn will disappear behind the moon for skywatchers in Europe on Saturday. Here's how to see it.
By Gretchen Rundorff published
One of the last easily visible lunar occultations of Saturn until 2037 will occur on Jan. 4.

Scientists still don't fully understand why some planets have hundreds of moons while others have none
By Nicole Granucci published
It's not a competition, but if it were, Saturn would be winning.

Is the moon a planet?
By Briley Lewis published
The moon is a round, rocky body, but is it a planet? The answer, scientists say, is complicated.

Meteor strikes on the moon! Astronomer captures possible Geminid lunar impacts
By Daisy Dobrijevic published
A Japanese astronomer captured several impacts on the moon during the Geminid meteor shower.

New study confirms the moon is older than we realized — and reveals why we previously got it wrong
By Harry Baker published
Scientists have shown that a "remelting event" more than 4.3 billion years ago "reset" the internal clock of most lunar rocks, which has helped obscure the moon's true age.
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