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When is the next supermoon happening?
The next supermoon, known as the Harvest Moon, will occur in October 2025. It will appear larger and brighter than usual, up to 14% bigger and 30% brighter, making it a spectacular sight for sky watchers around the world.
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How can I see the comets C/2025 R2 SWAN and C/2025 A6 Lemmon?
Both comets will make close passes to Earth on October 20 and 21. C/2025 R2 SWAN will pass within 38.6 million km, and C/2025 A6 Lemmon within 88.5 million km. Lemmon will be visible to the naked eye from dark skies away from city lights, especially between October 17 and 27, with its glowing green tail stretching up to 40 degrees.
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Why is this celestial event special?
This month’s supermoon is the largest and brightest of 2025 so far, offering a stunning visual experience. The alignment of the supermoon with planets like Saturn and Jupiter adds to the spectacle. Additionally, the passing of two bright comets provides a rare opportunity for sky watchers to witness these icy visitors from space.
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What other sky phenomena are happening this month?
October features a variety of celestial events, including the supermoon’s close approach, bright comets, and the potential for meteor showers. The moon’s elliptical orbit causes it to appear larger during the supermoon, and the comets’ glowing tails make for breathtaking sights, especially under clear, dark skies.
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How can I best view these events?
For the best viewing experience, find a dark spot away from city lights, and check local weather conditions. The comets are visible with the naked eye, but binoculars or a telescope can enhance the view. The supermoon is visible to everyone, just look up at the right time around sunset or moonrise.
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Will there be any lunar eclipses or other events in 2026?
While October 2025 features a supermoon, upcoming lunar eclipses are expected in 2026. Keep an eye on astronomy calendars for dates and details about future celestial events, including eclipses and planetary alignments.