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 ...

When NASA’s Juno spacecraft began its close passes over Jupiter, scientists expected to confirm long-standing theories.

“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 ...

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

Astronomers may be just weeks away from an unprecedented opportunity to learn more about our solar system’s interstellar visitor. Reading time 3 minutes As interstellar comet 3I/ATLAS hurtles through ...

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." When you purchase through links on our site, we may earn an affiliate ...

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

The measurements from NASA's Juno orbiter mark the first time that the size and shape of Jupiter has been evaluated in more than fifty years. NASA's Pioneer and Voyager missions made observations of ...