Once a realm of imagination and stargazing, the Solar System has now been revealed in stunning clarity through decades of space exploration. This video takes you on a breathtaking journey, showing ...

While the idea of a passing star disrupting our solar system sounds like science fiction, it's a natural consequence of the dynamic environment of our galaxy. The potential passage of HD 7977 is a ...

Folks, it's official: the object that astronomers recently spotted blowing through the outer solar system came from interstellar space. Yesterday, the intriguing stranger was named A11pl3Z.

We've found plenty of it in our own Solar System, in places like Europa, Mars, and wayward comets, but we've never made a definitive detection of frozen water around other stars.

A model of a solar system first and foremost with a small projector built in, the Science Can Solar System Planetary Projector is a great educational tool for kids.

Because, unlike the giants of our Solar System, HD 189733b orbits extremely close to its parent star — at less than 3% of the Earth–Sun distance — these temperatures range from a toasty ...

Two groups studied HD 209458b, and one studied another planet in a different solar system. The work by Seager’s team is reported in the Feb. 22 issue of Nature.