Learn how the Moon’s phases form, why it changes shape in the sky each night, and what each stage — from new moon to full moon — actually means.

The night sky always seems to give us a reason to stop and look upward, and later this month another rare opportunity will occur. On Saturday, August 23, 2025, there will be a Black Moon. Unlike the ...

While there is the expression “Once in a blue moon,” once in a while, there is a Black Moon too. Later in August, a rare Black Moon will be seen — or rather, hidden — in the night sky. A Black Moon is ...

A Black Moon rises tomorrow (Aug. 23), though you won't see it. Its timing makes it a rare lunar event. Tomorrow (Aug. 23), the night sky will play host to an unusual lunar event known as a Black Moon ...

When the moon is nearly between Earth and the sun, one side of the moon faces the sun, and that side is illuminated, but the side the Earth sees is dark. This is called the new moon phase of the lunar ...

A unique version of a common lunar phase is about to take place in the night sky this weekend for most people on Earth, but don’t get your hopes up on seeing it. The third new moon of this ...

Look south of the moon's equator on Oct. 4 to find Mare Nubium (Latin for "the Sea of Clouds") darkening a vast swathe of the ...

Photograph by Wang Yonggang, Xinhua/eyevine/Redux October’s sky is packed with epic astronomical events. The dwarf planet Ceres reaches peak brightness, the Orionid and Draconid meteor showers light ...

There are "blood," "super" and "blue" moons, and then there's the "black" moon. The "black moon," a rare phenomenon that occurs during a new moon phase of the lunar cycle, will occur this weekend. But ...