Strong Northern Lights-like activity is the standout feature of today's weather report, which is coming at you from a strange, extrasolar world, instead of a standard TV studio. That is thanks to ...

Scientists have spotted a “rogue” planet floating on its own through space. Most of the planets we know are found orbiting as part of a star system, with one or more suns, just like our Earth and the ...

Scientists now have direct evidence that a planet — not just failed stars — can rove the galaxy after a violent expulsion from its orbit. Credit: NASA / JPL-Caltech / R. Hurt illustration Astronomers ...