What is International Observe the Moon Night 2025? Each year, International Observe the Moon Night brings together people worldwide to celebrate lunar science, culture, and observation. International Observe the Moon Night 2025 is on October 04. In 2025, NASA expects nearly one million participants through 700+ official worldwide events and countless independent viewing sessions.
Originating in 2010, this annual event inspires curiosity about the Moon and encourages appreciation for its beauty and scientific importance. According to NASA, events range from public telescope viewings to interactive livestreams, offering ways for everyone from casual stargazers to seasoned astronomers to take part in the experience. Read on to know the Date, Time, how, when, and where to watch live lunar events to join global celebrations.
What is International Observe the Moon Night 2025?
International Observe the Moon Night 2025 is a NASA-led event. It is a global celebration inviting people to observe the Moon and learn about lunar science, exploration, and its cultural significance. It connects communities, amateur astronomers, families, and educators for an evening of learning and skywatching.
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Over 700 events are scheduled worldwide, both online and in-person, often hosted by observatories and astronomy organizations.
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It aims to promote lunar science awareness and unite enthusiasts regardless of location.
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The event is supported by the Lunar Reconnaissance Orbiter mission and the Science Mission Directorate at NASA.
International Observe the Moon Night 2025: Date & Time
The event is planned for Saturday, October 4, 2025, timed for the Moon’s first quarter phase, offering excellent visibility for features and shadows.
| Date | Time (Typical) | Global Reach | Notable Feature |
| October 4 | Sunset on Saturday Oct. 04, 6:46 PM EST till midnight Sunday Oct. 05, 12:00 AM EST | 700+ events, 1M+ | Best lunar features visible; extensive virtual access |
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The event’s timing ensures the Moon is high and beautifully illuminated for easy viewing worldwide.
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Official times vary by local organizer, usually beginning at sunset and continuing to midnight.
How to Join and Watch International Observe the Moon Night Live?
NASA, astronomy clubs, and observatories host live streams, while many virtual and in-person events are listed on NASA’s official website.
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On the official page of International Observe the Moon Night, click on ‘find an event’.
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Anyone can join by watching NASA and partner livestreams, or check local event listings online.
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Popular streams begin around 7:30 PM EDT (4:30 PM PDT) on NASA’s platforms and YouTube.
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If no event is nearby, observe the Moon with binoculars or a telescope, and share photos via #ObserveTheMoon.
Read other U.S. News and Stories here:
2025 October Full Moon: When to See, Names & Significance!
Who are NASA's First Astronauts to Orbit the Moon in 21st Century?
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Conclusion
International Observe the Moon Night 2025 offers a unique opportunity for individuals and communities around the world to unite in appreciating the beauty and science of the Moon. Whether joining a global livestream, attending a local event, or simply observing from home, everyone can participate in this NASA-backed event. Together, the experience fosters greater curiosity, understanding, and inspiration to look up, share, and learn more about our closest celestial neighbor.
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