"Black moon" has many confusing definitions in astronomy, witchcraft and pop culture No, that weird term in your social media feeds isn’t a Norwegian metal band’s new album. A rare lunar event called ...

Veteran skywatchers say looking at the night sky is fun, educational and even awe-inspiring. The celestial views won't be anywhere near as crisp and detailed as those captured by the Hubble Space ...

Pluto hogs the spotlight in the continuing scientific debate over what is and what is not a planet, but a less conspicuous argument rages on about the planetary status of massive objects outside our ...