New data from NASA's Juno orbiter reveals Jupiter is slightly smaller and more 'squashed' than scientists previously thought.

Jupiter's radius is now estimated to be about 5 miles smaller than previously thought, while the distance from pole to pole is about 15 miles less.

For decades, scientists believed they had a solid handle on Jupiter’s size and shape.

“Textbooks will need to be updated,” study co-author Yohai Kaspi, a planetary scientist at the Weizmann Institute of Science in Israel, said in a statement. “The size of Jupiter hasn’t changed, of ...

Jupiter may be a bit more petite than expected, and that could have a big impact on how scientists model the mysterious interior of the giant planet.

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

Jupiter, the largest planet in the solar system, isn’t exactly the size and shape scientists believed it was. New measurements from the Juno spacecraft show ...

After 50 years of assumptions, fresh data from NASA’s Juno spacecraft reveals Jupiter is slightly smaller and flatter, prompting scientists to rethink what they truly know about the gas giant.

Jupiter reaches opposition on Jan. 10, but it provides a good sky show through the entire month. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.