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 ...

A field star drifting within 10,000 astronomical units may be enough. This could rattle the Oort Cloud, the icy shell at the ...

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

The chance of a planet forming in the outer reaches of the solar system – a hypothetical Planet Nine – could be as high as 40 ...

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

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 ...

Beyond the edge of Neptune, a distant realm of icy debris known as the Kuiper Belt stretches deep into space. This frozen ...

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

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