OUTER SPACE

The date that Saturn’s rings won’t be visible from Earth

Saturn’s rings are what make it distinct from other planets in our solar system, but for a period of time, they will not be visible to stargazers on Earth.

Ethan MillerAFP

Saturn is known for its stunning system of rings, which are composed of countless particles ranging in size from tiny grains to larger chunks of ice and rock. In a little over a year, this ring system will not be visible to stargazers on Earth, although this will only be a temporary state.

Saturn will go ‘edge-on’

Saturn’s rings will seem to disappear because of what is called its going “edge-on”, which will take place on March 23, 2025.

When the second-largest planet in our solar system is described as being “edge-on,” it means that the orientation of its rings, as viewed from Earth, is such that the rings appear nearly flat and thin, like a line or a narrow ellipse, and not as a wide, open structure. In other words, the rings are observed in a way such that they appear “edge-on” to our line of sight. During this time, the rings reflect very little light, making them seem practically invisible.

This phenomenon takes place every 13 to 15 years because of the way the planet rotates on its axis, which makes the view of its ring system from Earth change over time.

Saturn’s rings will be barely visible in the months leading up to and after going edge-on in March.

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Saturn’s rings are disappearing

The rings are believed to be made up of pieces of various heavenly bodies such as asteroids, comets, and moons that were shattered before reaching Saturn, destroyed by the power of the giant planet’s gravity.

They are believed to be disappearing due to different factors such as ring erosion. which occurs as impacts cause particles to be ejected from the system; and gravity pulling them to the planet’s surface. This process, however, is slow (in terms of human time), and the rings may completely disappear after 300 million years.

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