Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...

"This brings us closer to understanding how not only Jupiter but the entire solar system took shape," said Konstantin Batygin, planetary science professor at Caltech and lead author of the study, in a ...

Parker Solar Probe Makes History by Touching the Sun 8 million miles above the Sun's surface on December 24, 2024, traveling ...

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

🛍️ The best Black Friday deals you can shop right now (updating) 🛍️ By Andrew Paul Published May 20, 2025 3:46 PM EDT Get the Popular Science daily ...

Jupiter already reigns as king of the planets — it's the largest one in our solar system. And now, the gas giant has the most known moons, too. Jupiter already reigns as king of the planets — it's the ...

"Jupiter didn't just become the biggest planet — it set the architecture for the whole inner solar system." Jupiter was shaping Earth's fate before our planet even existed, carving gaps in the early ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a cosmic divider, separating materials and influencing where planets formed.

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 years to complete one orbit around the sun. The object, known as 2017 OF201, ...

Jupiter, the largest planet orbiting the sun, used to be much bigger and stronger when the solar system was just beginning to take shape, a pair of astronomers say. Two scientists at Caltech and the ...