Astronomers have spent the past decade cataloguing thousands of planets beyond the solar system, many of them falling into a ...

For years, astronomers have celebrated every hint of an ocean on a distant world as a potential foothold for life. Now a new wave of modeling argues that most of those supposed seas are illusions, and ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets seem to have been knocked out of their orbits, floating through space free ...