Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...

A live-updating map of novel coronavirus cases by zip code, courtesy of ESRI/JHU. Click on an area or use the search tool to enter a zip code. Use the + and - buttons to zoom in and out on the map.

PHOENIX – Multiple northern Arizona highways remained closed Friday due to dangerous winter driving conditions. “If you don’t have to travel, it is certainly not recommended,” Paige Konieczny of the ...

Learn more about the latest Phoenix area weather forecast and conditions with Most Accurate Forecast from ABC15.

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary ...