Of course, Barker and colleagues were indeed able to use their findings to estimate how quickly the orbits of hot-Jupiter planets around sun-like stars will decay. They then compared these results ...

Jovian storms can rework the whole chemical makeup of Jupiter's deep atmosphere by picking up ammonia from and dropping it somewhere else. It would appear that a really big storm on Jupiter can ...

New research suggests that exoplanets with masses similar to Jupiter may have formed much ... indicating that accretion —the process by which planets gather gas and solid particles rich in ...

Some of the planets — like Venus, Jupiter and Mars — were relatively easy to spot because of their great brilliance. Others, like Mercury and Saturn, were a bit more difficult to see because ...

Thomas says this goes for all outer planets: Jupiter, Uranus, Neptune and Pluto. “Jupiter and Saturn are the only outer planets that the ancients were aware of in previous times,” explains Thomas.

with the observations providing strong evidence that these four giant planets formed in much the same way as Jupiter and Saturn, through the slow formation of solid cores. The findings were ...

Much larger than the rocky planets, these cosmic giants are accompanied by numerous moons. Jupiter, famous for its red spot, is the largest, followed by Saturn with its rings made of ice ...