EarthSky News - Feb 3 - Top 4 Keys to Mastering Moon Phases

February 3 Top 4 Keys to Mastering Moon Phases by:

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. Tonight … 1st quarter moon  A first quarter moon is a waxing moon, rising at noon, highest at sunset. Next full moon - February 11 - will come with a penumbral eclipse. Lunar sunrise and the 1st quarter moon Imagine watching a sunrise on the moon. Then see one, from afar. Friday FAQ: What are circumpolar stars? Circumpolar stars always reside above the horizon, and for that reason, never rise or set. All the stars at the Earth's North and South Poles are circumpolar.  Meanwhile, no star is circumpolar at the equator.

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Undersea eruption The turquoise plume of water in this satellite image is coming from a an underwater volcano in the midst of an eruption near Tongatapu.

Tonight … 1st quarter moon  A first quarter moon is a waxing moon, rising at noon, highest at sunset. Next full moon - February 11 - will come with a penumbral eclipse. Submit your photo to EarthSky here!

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