Don’t Miss the Harvest Supermoon 2025: What to Expect on October 6

The first supermoon of 2025 rises next to Saturn, offering skywatchers a stunning celestial display.

Mark your calendars! On the night of October 6, 2025, skywatchers around the globe will be treated to the first supermoon of the year, widely known as the Harvest Moon. This spectacular lunar event not only brings a brighter and larger-looking moon but also pairs beautifully with the planet Saturn, visible close by in the evening sky.

Why Is It Called the Harvest Moon?

The term “Harvest Moon” refers to the full moon that occurs closest to the Autumnal Equinox. Historically, farmers relied on this bright moonlight to harvest crops late into the night before the cold seasons set in. The Harvest Moon often rises earlier than other full moons, giving extra hours of natural light for agricultural work.

When and Where to Watch

The full moon phase officially occurs at 11:48 p.m. EDT on October 6 (0348 GMT on October 7). For those in the United States, the moon will begin its rise around sunset in the eastern sky, glowing large and golden against the horizon. This is the best time to experience the famous “moon illusion”, when the moon looks dramatically bigger near the horizon compared to when it climbs higher overhead.

What Makes This a Supermoon?

A supermoon occurs when the moon reaches its closest point to Earth in its monthly orbit, known as perigee. Because of this proximity, the Harvest Supermoon of 2025 will appear larger and brighter than an average full moon, making it a special treat for stargazers and photographers alike.

The Role of Saturn in This Celestial Show

Adding to the cosmic beauty, Saturn will be visible just over 15 degrees to the upper right of the Harvest Moon. To put that into perspective, your clenched fist held at arm’s length covers about 10 degrees of sky. Saturn’s steady golden glow will make it easily distinguishable from nearby stars, and together with the moon, they will create a breathtaking view.

The Harvest Moon Colors and Illusion

Shortly after moonrise, observers may notice the moon appearing orange or yellow. This is caused by Earth’s atmosphere, which scatters shorter blue wavelengths and allows the longer red and yellow wavelengths to dominate. As the night goes on and the moon rises higher, it will gradually return to its familiar silver-white glow.

This phenomenon, combined with the moon illusion, makes the Harvest Moon one of the most visually captivating full moons of the year.

Tips for Viewing the Harvest Supermoon

• Find a clear horizon: The moonrise is best viewed away from tall buildings or mountains.
• Watch at sunset: The largest and most colorful views appear as the moon rises.
• Use binoculars or a telescope: Details like craters and lunar seas (“maria”) become sharper under magnification.
• Pair with Saturn: Look slightly above and right of the moon to spot the ringed giant.
• Photography tip: Include foreground objects like trees, buildings, or mountains to emphasize the size illusion.

Cultural Significance of the Harvest Moon

Beyond astronomy, the Harvest Moon holds a deep cultural meaning across the world. In many traditions, it symbolizes abundance, change, and preparation for the colder months. For centuries, communities have celebrated festivals during this lunar phase, linking it with gratitude and new beginnings.

Looking Ahead in 2025

The Harvest Supermoon of October is just the start of a year filled with exciting lunar and planetary events. Skywatchers can look forward to the Hunter’s Moon later in October and more planetary alignments in the coming months. But for now, all eyes will be on the brightest and closest full moon of the fall season.