While no one can say for sure, space scientists know where to start looking—exoplanets. An exoplanet is a planet beyond ...

For centuries, planets beyond our solar system—called exoplanets—existed only in theory and science fiction. It seemed nearly impossible to detect planets light-years away, since the ...

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most definitely don’t Shi En Kim - Reporter An artist’s impression of ten ...