The White House bid to terminate NASA’s fantastical flights of exploration “across the solar system” threatens to explode ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

A recent study indicates a small chance that Earth could be ejected from our solar system due to passing stars. Simulations ...

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

The orange dwarf Gliese 710 is expected to come within 0.1663 light-years or 10,520 astronomical units in about 1.29 million ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.

If our solar system seems stable, it's because our short lifespans make it seem that way. Earth revolves, night follows day, the moon moves through light and shadow, and the sun hangs in the sky. But ...

Webb has captured a frigid exoplanet in a wildly tilted orbit, revealing a system shaped by past planetary violence and ...

The Solar System might not be as quiet and orderly as we think. Imagine one day looking up and seeing something strange in ...

Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...

Researchers in the US have suggested there is a 40 percent chance a ninth planet could exist in our solar system. Planet Nine ...