The unusual orbit of a possible dwarf planet, known as 2017 OF201, makes it less likely that our solar system contains a ...

The presence of water-ice in the debris disk around a young star could have helped facilitate the growth and development of ...

NASA's James Webb Space Telescope has made the first-ever and long-anticipated detection of ice outside of our own solar ...

From gravel-size meteoroids to mountain-size asteroids and even visitors from other star systems, space is packed with ...

Water ice shapes the outer regions of our Solar System in profound ways, forming the thick crusts of moons like Europa and ...