Learn more› By Kaitlyn Wells and Zoe Vanderweide If you believe the hype, blue-light blocking glasses will prevent headaches, decrease eyestrain, and help you sleep like a baby. But do they work?

A second full moon in a single calendar month is sometimes called a "Blue Moon." By this definition, a Black Moon is the flip side of a Blue Moon: the second new moon in a single calendar month.

Recent photos taken by India’s Space Research Organization moon orbiter, known as Chandrayaan 2, clearly show the Apollo 11 and Apollo 12 landing sites more than 50 years later. The photos were ...

Even small-scale operations might disturb enough dust to create visible changes over time. By the end of this decade, nations and private companies may well be mining the surface of the Moon.

But just as it's possible for there to be two new moons in a single month, there can also be two full moons, with the second full moon in a single month considered a blue moon. Similar to how ...

A rare Black Moon will rise at the end of the year, and it will give both professional and amateur astronomers a great opportunity to view some far-away celestial bodies. A Black Moon is the term used ...

While most people are familiar with the term “Blue Moon,” a “Black Moon” is an equally rare phenomenon, and will occur this week. According to Time and Date, a “Black Moon” is actually ...

As the next full moon nears, a more rare new moon will grace tonight's sky, marking the end of 2024 — the black moon. Tonight's black moon is a rare celestial phenomena that happens roughly ...

A second new moon is sometimes called a "black moon," just as two full moons in a month is sometimes called a "blue moon" — though neither is a true astronomical term. Looking for a telescope ...

What Exactly Is a Black Moon? You might be familiar with the term “Blue Moon,” often used to describe the second full moon in a calendar month or the third full moon in a season with four. Similarly, ...

The blue moon’s equally rare cousin, the black moon, will rise in Colorado’s skies Monday night, but you won’t be able to see it. While a blue moon is the second full moon in a month ...

If you miss the black moon, you'll sooner be able to see the 'blue moon' (the second full moon in a calendar month) although it won't arrive until 2026. Likewise, this infrequent astronomical ...