Planetary Events · October 4, 2026
Saturn lies opposite the Sun, rises near sunset, and is favorably placed for observing.
When it happens
Global reference time: October 4, 2026 at 12:28 UTC. Your local calendar date may differ.
The peak is not necessarily the best time to look from your location. Horizon, darkness, Moon position and weather determine the useful observing window.
What to expect
Look from the night side of Earth when the target is above your local horizon. Clouds, terrain and local light affect the view.
Make it local
See the best time to look and whether clouds might get in the way. Local weather is usually available up to 16 days ahead.
Your network can suggest an approximate area; it may be wrong if you use a VPN. A city you choose is remembered in this tab until you close it. Precise location needs your browser’s permission and is never saved here. Your location stays out of share links and calendar downloads.
Choose a place for your local sky outlook.
Understand the moment
At opposition, an outer planet appears opposite the Sun in Earth’s sky. Earth passes between the Sun and that planet in their orbital progression, making opposition a useful milestone for observing the planet during the night.
Try it in the astronomy lab
Locate Earth, the Sun and Saturn in the full-system view. Switch to true distances before comparing their spacing; a compressed view preserves directions from the Sun but changes angles seen from Earth.
Opens . Each scene is an exact daily sample, without interpolation; it is separate from the catalog peak of 12:28 UTC.
How to read the scene: The explorer samples noon UTC, so it need not show exact opposition. Opposition and closest approach can occur at different times; neither guarantees clear skies or a high local altitude.
A little context. A better view.
Two objects can look close together from Earth while remaining far apart in space. Angular separation describes their apparent spacing, not their physical distance.
An outer planet at opposition lies opposite the Sun in our sky. It is generally well placed during the night; its altitude and your weather still shape the observing opportunity.
Greatest elongation can make Mercury or Venus easier to find in the evening or morning. A low horizon and local twilight conditions are important, even when the separation is large.
Some conjunctions occur close to the Sun. The event page preserves that distinction. Never sweep near the Sun with binoculars or a telescope to find a planet.
Learn more: NASA’s guide to observing the planets
Neptune lies opposite the Sun, rises near sunset, and is favorably placed for observing.
Mercury reaches its widest apparent separation from the Sun and is best placed in the evening sky.
Mars and Jupiter pass about 1.2° apart.
Mercury reaches its widest apparent separation from the Sun and is best placed in the morning sky.
Take the sky with you
Open the astronomy calendar in Forecast Bar to explore events alongside your local weather and astronomy alert settings.
