The observatory, which has its headquarters in Tucson at East Second Street and North Cherry Avenue on the University of Arizona campus, runs Kitt Peak National Observatory, Cerro Tololo Inter ...

When offered the directorship of Kitt Peak National Observatory in 1977, heturned it down, saying, "The MMT is at a critical stage, and it is important to the future of American astronomy.

U.S. News Insider Tip: Try to plan your evening at the Lowell Observatory around the weather, as clear skies (read: no cloud cover) make all the difference. The observatory recommends checking the ...

See the moon, Mars and Regulus together in the western sky after sunset on Saturday, followed by a close conjunction between the moon and Mars on Sunday.

33.45 °N, 112.08 °W Phoenix, AZ Weather History star_ratehome ...

Elev 6952 ft, 35.2 °N, 111.65 °W Flagstaff, AZ Weather Conditions star_ratehome ...

MAP: Arizona coronavirus cases by zip code 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.