Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

The nights surrounding June 7 will see Jupiter and Mercury crowd together close to the horizon in the northwestern sky.

NASA's latest discoveries about Jupiter have revealed astonishing new insights into the largest planet in our solar system.

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

Scientists believe that Jupiter played a crucial role in shaping the early Solar System—its powerful gravity helped sculpt the orbits of other planets, guided the formation of the asteroid belt, and ...

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 stronger when the solar system was just beginning to take shape, a pair of astronomers say. Two scientists at Caltech and the ...

The crash would have melted part of our world and destroyed our planet's atmosphere, but the collision created the material that eventually formed the moon. Some astronomers have different ...

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 ...

Jupiter is not only the largest in the solar system, but is so humongous that it's more than twice as massive as the other planets combined. The gas giant's influential place in shaping our solar ...

Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to explore it.