Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

So, what if I told you that astrophysicists think there's one lurking in our very own solar system? Reporter: Then a new discovery rocked the astronomical world to its foundation. Narrator ...