Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

Why is mercury so small?


Like a raisin spinning around the sun, Mercury is shrinking and wrinkling. The planet is now up to 8.6 miles (14 kilometers) smaller in diameter than it was nearly four billion years ago, according to a report released on Sunday. The planet is downsizing because it is cooling.

{{ relativeTimeResolver(1575323169161) }}

LIVE
Points points 90
Rating 0

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE