Rings around a tiny body have changed over the past decade
Astronomers using the James Webb Space Telescope have observed significant changes in the rings surrounding the minor body Chariklo. Over the last decade, one ring has increased in density while the other has nearly disappeared, challenging previous assumptions about ring stability.
Why it matters
Understanding the dynamics of rings around small bodies helps scientists refine models of solar system formation and planetary evolution.
Just to be safe, put two rings on it Rings around a tiny body have changed over the past decade Chariklo is only about 250 km across, but it has two rings, and they’re changing.
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