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Last quarter moon is December 10

Watch for the last quarter moon Saturday night after midnight or Sunday morning. The moon will be showing us half of its lighted half, or day side.

Where’s the moon? Waning gibbous

Watch for the moon late at night now, or in the early morning. When you see it, you might think it looks oddly egg-shaped, like a misshapen clone of a full moon.

Watch for this weekend’s supermoon

The December 3 full moon will be 2017’s 1st, last and only full supermoon. What that means. How to view it online.

Where’s the moon? Waxing gibbous

It’s waxing toward a full supermoon this weekend.

Where’s the moon? Waxing crescent

Many photos of Sunday evening’s extremely thin and lovely young moon. A few glimpsed it near Mercury and Saturn, too. Watch for the waxing crescent in the evenings ahead.

What’s the youngest moon you can see?

In 2013, an astrophotographer in France captured an amazing photo of the moon at the precise instant of new moon.

Top 4 keys to mastering moon phases

How can you come to know our ever-changing moon? The most important key is that it’s a world in space with a day side and a night side.

Moon in 2017

Everything you want to know about the moon in 2017 – including phases, cycles, eclipses and supermoons – from world-renowned astronomer Fred Espenak.

Quarter moon or a half moon?

Half the moon always faces us. And half the moon is always lit by the sun. But, in the language of astronomers, there are no ‘half moons.’