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Astronomy Event

Moon at apogee

Saturday, August 22, 2026

The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month.

Event Type
Moon Apogee
Difficulty
Easy
Best Equipment
Naked eye or camera
Dark Sky Needed
No
Overview

Moon at apogee

The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month.

Learn

What Is Moon Apogee?

Moon apogee is the point in the Moon’s orbit when it is farthest from Earth.

Because the Moon’s orbit is slightly elliptical, its distance from Earth changes throughout the month.

At apogee, the Moon appears slightly smaller in the sky than it does near perigee, when it is closest to Earth.

Why It Matters

Why Moon Apogee Matters

Apogee helps explain why the Moon does not always appear exactly the same size.

It is also part of the reason some full moons appear smaller or larger than others.

For observers, apogee is a useful educational event that connects orbital mechanics with what we see in the sky.

Observing Guide

How To Observe Moon Apogee

  • Observe the Moon near apogee and compare it with photos or observations near perigee.
  • Use the same camera and lens settings if you want to compare apparent size.
  • Do not expect the size difference to be dramatic to the naked eye.
  • Watch for how the Moon’s phase affects its visibility and brightness.
  • Use this event as a learning opportunity about the Moon’s elliptical orbit.
Planning

How To Plan Around This Event

Use this event as a planning marker, then confirm your local weather, cloud cover, Moon conditions, and horizon visibility before observing.

Ephemeris can help you compare this event with your local observing forecast, tonight's visible targets, and your saved telescope rigs.

Questions

Common Questions About Moon at apogee

When does Moon at apogee occur?

Moon at apogee is listed for August 22, 2026.

Can I observe this event from my location?

Visibility depends on your location, local weather, horizon, and timing. Check the event visibility notes and compare them with your local forecast.

What equipment should I use?

Recommended equipment for this type of event: Naked eye or camera.

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