Tags: star systems

A wild variety of star systems exist in the nearby regions of the Milky Way, and astronomers are eager to know where they might find an “Earth 2.0,” or an...

Our solar system is full of moons – more than 200 of them – but we have yet to definitively spot a moon orbiting a planet beyond our own system....

A surprising number of massive stars in our Milky Way galaxy are part of close stellar duos, a new study finds, but most of these companion stars have turbulent relationships...