“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 ...

NASA's Voyager 1 spacecraft flew past Jupiter 45 years ago, capturing iconic footage. The Voyager probe's movie of Jupiter made history, revealing the planet like never before. See how those images ...

By Will Dunham WASHINGTON, Feb 4 (Reuters) - Jupiter, without a doubt, is the biggest planet in our solar system. But it ...

NASA's James Webb Telescope has captured auroras on Jupiter that have hundreds of times more energy than those here on Earth. Jupiter's auroras are like the "Northern Lights, but way bigger!" NASA ...

Jupiter is officially “smaller” than it was yesterday. To be clear: the planet itself didn’t physically contract overnight.

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

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

From dazzling Jupiter high in the evening sky to elusive Mercury low at sunset, February 2026 offers one of the year's best ...

For over 50 years, we thought we knew the size and shape of Jupiter, the solar system's largest planet. Now, Weizmann ...

The solar system’s most giant planet is slightly less of a giant than scientists once thought. Jupiter, a planet so huge it could hold 1,000 Earths, is 8 kilometers less wide at its equator and 24 ...