You start your day hearing wild news. Jupiter has just swallowed Saturn. And it doesn’t stop there. Jupiter is on its way to ...

With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

A planet with the same mass as Earth approaches near the Moon's orbit.If such an event were to occur, what would happen to ...

As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...