Astronomy

When Is the Next Blood Moon: Dates and How to Watch

A blood moon is the name often given to the Moon during a total lunar eclipse, when Earth comes directly between the Sun and the Moon and casts a shadow on it. The Moon does not...

Mara Ellison
When Is the Next Blood Moon: Dates and How to Watch

What a Blood Moon Is and Why It Happens

A blood moon is the name often given to the Moon during a total lunar eclipse, when Earth comes directly between the Sun and the Moon and casts a shadow on it. The Moon does not disappear; it turns red or coppery because Earth’s atmosphere bends some sunlight into the shadow, filtering out blue light and leaving mainly red wavelengths to reach the lunar surface. The timing of these eclipses is predictable years in advance, making them excellent targets for planning observation. This article explains when the next blood moons occur, where they are visible, and how you can watch them safely.

Upcoming Total Lunar Eclipses (Blood Moons)

The table below lists the next total lunar eclipses that will be visible from much of Earth, often called blood moons, including key times and visibility. Times are in UTC; local times will vary by time zone. Partial and penumbral eclipses are also common but are not typically referred to as blood moons.

DateEvent TypeApprox. VisibilityNotes
2025 Mar 14Total (Blood Moon)Americas, East Asia, AustraliaUp to 1 hour 15 minutes in totality
2025 Sep 7–8Total (Blood Moon)Europe, Africa, Asia, AustraliaUp to about 1 hour 50 minutes in totality
2026 Mar 3Total (Blood Moon)Americas, Europe, Africa, parts of AsiaAbout 1 hour 10 minutes in totality
2026 Aug 28Total (Blood Moon)Americas, Europe, Africa, parts of AsiaAbout 1 hour 15 minutes in totality
2027 Feb 17Total (Blood Moon)Americas, parts of Europe, Africa, AsiaAbout 1 hour 8 minutes in totality

2025 Blood Moon Details

In 2025, two total lunar eclipses produce blood moons. The first occurs in mid-March and is best seen from the Americas and East Asia; the second in early September favors Africa, Europe, and Asia. Mid-eclipse, the Moon may appear nearly coppery red, and the exact shade depends on atmospheric conditions such as cloud cover or volcanic aerosols. These events are safe to watch with the naked eye, require no special equipment, and make an excellent opportunity for photography using smartphones or cameras with basic telephoto lenses.

2026 and 2027 Blood Moons

Following 2025, the pattern continues in 2026 with eclipses in March and August, then in 2027 with one in February. Each total phase can last over an hour, giving ample time to observe the Moon’s color and surface features. Because lunar eclipses occur in pairs or series, they provide a reliable sequence for planning photography, citizen science, or public viewing events.

How a Blood Moon Occurs: Geometry and Timing

For a blood moon to happen, the Sun, Earth, and Moon must align closely, with Earth in the middle. This can only occur during a full moon near one of the two points where the Moon’s orbit crosses the ecliptic plane, called a node. If the alignment is exact, the Moon passes entirely through Earth’s umbra, the darkest part of our shadow, producing a total lunar eclipse. Slight differences in alignment yield partial or penumbral eclipses, which are less dramatic. The whole cycle repeats in patterns called eclipse seasons, roughly every six months.

Where You Can See Each Blood Moon

Visibility depends on whether the Moon is above the horizon and whether skies are reasonably clear. Regional weather and local light pollution affect viewing, but lunar eclipses are visible from large fractions of a continent, unlike solar eclipses that require precise paths. Nighttime or evening hours favor most viewers, so check local moonrise and eclipse timing for your location. Observers in high latitudes may see only part of the event if the Moon is low; equatorial regions often get the clearest view.

Practical Tips for Watching and Photographing a Blood Moon

  • Check local rise and eclipse times, and pick a spot with an unobstructed view of the eastern horizon if possible.
  • No filters or eye protection are needed; the Moon is safe to watch with the naked eye.
  • Use a tripod or steady surface to reduce camera shake, and start with these settings: ISO 400–800, wide aperture, 1/60 to 1/200 second shutter, then adjust for exposure and red coloration.
  • Smartphone photography can work well with telephoto attachments or digital zoom; bracket exposures to preserve highlight and shadow detail.
  • For deeper imaging, track the Moon or use a telescope to capture surface detail during totality.

Common Misconceptions About Blood Moons

Some claims link blood moons to specific dates or catastrophes; these are not supported by astronomy. Eclipses follow predictable cycles and pose no danger. A blood moon is simply a descriptive, non-scientific term for a red Moon during totality, popularized in media and some cultural traditions. The timing is routine celestial mechanics, not a rare or supernatural event. Scientific forecasts are precise and publicly available years ahead, which helps observers plan without confusion.

Putting It All Together: Your Viewing Plan

To know when the next blood moon is for you, identify the most recent total lunar eclipse from the list, confirm your region’s visibility window, and note moonrise and mid-eclipse times. Prepare for the event by checking weather forecasts, limiting light pollution where possible, and setting up cameras or devices in advance. Consider a small schedule: 30 minutes before for setup, the eclipse window for observation, and 30 minutes after to capture post-eclipse color changes. This straightforward approach makes each blood moon predictable, repeatable, and easy to share with others.

Key Facts at a Glance

AttributeVerified DetailSource Type
CauseTotal lunar eclipse: Moon fully enters Earth’s umbraNASA eclipse data
Next total lunar eclipse (blood moon)March 14, 2025 (partial visibility by region)NASA eclipse calendar
Maximum totality durationUp to about 1 hour 40 minutesNASA eclipse predictions
SafetySafe to view with naked eyeStandard astronomy practice
Color causeEarth’s atmosphere refracts red sunlight into the shadowAtmospheric optics references

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