Add Yahoo as a preferred source to see more of our stories on Google. Jupiter, the biggest planet in our solar system, is not as big as we thought. For more than half-a-century, astronomers thought ...
A mission to Jupiter launched over a decade ago is about to complete its work with a fiery plunge into the planet’s depths sometime this month. NASA’s Juno orbiter spacecraft reached Jupiter in 2016, ...
New spacecraft data from Pioneer, Voyager and Juno show that Jupiter is slightly smaller and more flattened than earlier estimates, refining the planet’s measured size and shape.