Moon phase today: What the Moon will look like on May 4
On May 4, 2026, the Moon is in the Waning Gibbous phase, with 94% of its surface illuminated. The Moon will appear to lose light on the right side as it progresses toward the New Moon. Observers can view various lunar features such as the Mares Serenitatis, Tranquillitatis, and Imbrium with the naked eye, while others require binoculars or a telescope.
- ▪On May 4, 2026, the Moon is in the Waning Gibbous phase.
- ▪94% of the Moon's surface is illuminated, according to NASA's Daily Moon Guide.
- ▪The next Full Moon will occur on May 31, 2026, marking the second Full Moon in May.
- ▪With binoculars, viewers can see features like the Posidonus Crater and Mare Humorum.
- ▪Through a telescope, the Apollo 14 landing site and Rima Hyginus are visible.
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Home > Science > Space Moon phase today: What the Moon will look like on May 4 The Moon is getting darker on the right side. By Lois Mackenzie Lois Mackenzie Lois Mackenzie is a freelance reporter at Mashable. Over the years she has written for many publications, covering everything from the local news to the best pair of running shoes. You can find bylines in publications including Fit&Well, Metro, and Coach magazine, usually covering deals on everything from earbuds to TVs, or guides on how to beat your half marathon time. Read Full Bio on May 4, 2026 Share on Facebook Share on Twitter Share on Flipboard Credit: Photo by Omer Tarsuslu/Anadolu via Getty Images As we move through the lunar cycle, you'll notice small changes in the Moon's shape each night.
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