Mercury is shrinking much more than scientists realized — Live Feedhttps://www.live-feeds.com/feed/mercury-is-shrinking-much-more-than-scientists-realizedContinuously updated, source-cited coverage. Mercury shrinking faster and more than scientists previously estimatedhttps://www.live-feeds.com/feed/mercury-is-shrinking-much-more-than-scientists-realizedhttps://www.live-feeds.com/feed/mercury-is-shrinking-much-more-than-scientists-realized#u68539Tue, 15 Sep 2026 05:08:31 +0000Mercury is contracting at a rate that exceeds previous scientific expectations. New evidence suggests the planet is shrinking faster than once believed, with some estimates indicating the total shrinkage could be 30% more than previously thought. The planet's cratered surface likely concealed evidence of these ancient contractions from researchers. Mercury remains the smallest planet in the solar system, measuring one-third the width of Earth and 1/29th the width of Jupiter. Scientists are currently investigating if the planet is even smaller than these updated estimates suggest.Why it ma