From a bar in the clouds to finding more water from the Moon, outer space is constantly surprising us. A vast universe Think ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our ...

This will be bad news for the inner planets of the solar system — including Earth. As the sun becomes a type of star called a red giant, its outer shell will expand to the orbit of Mars ...

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315. Planet-forming materials were first identified using NASA's James Webb Space Telescope.

Its size is estimated to be a bit smaller than Ceres, which is the smallest of the solar system’s five recognized dwarf planets and has a diameter of about 590 miles (950 km).