A raging wildfire is "mostly holding" at Kitt Peak National Observatory, which remains too dangerous for astronomers to verify how much of the area was damaged, officials said in an update June 20.

From Lowell Observatory in Flagstaff to Mount Lemmon near Tucson, here are the most recommended locations places for ...

A journey of 335 million miles begins at 6,875 feet. It does for me, anyway, as I stand on an Arizona mountaintop on a dazzling March night counting Jupiter’s moons. I am at the Kitt Peak ...

Kitt Peak, southern Arizona, is valued as an observing site for its dark skies. This image shows the moon, as seen on March 18, 2014, from MDM Observatory. Night Sky on Kitt Peak.

PHOENIX – The Kitt Peak National Observatory and a nearby tribal community in southern Arizona have been evacuated because of an encroaching wildfire, authorities said. The observatory was ...

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Kitt Peak National Observatory is an astronomical research facility located on the land of the Tohono O’odham Nation in the mountains of Tucson, Arizona, and the observatory is run by the ...

TUCSON, AZ (AP) - Authorities say a lightning-caused wildfire that led to an evacuation of the Kitt Peak National Observatory southwest of Tucson now is 40% contained. More than 300 firefighters ...

TUCSON, Ariz. (AP) — A lightning-caused wildfire that led to last week’s evacuation of the Kitt Peak National Observatory southwest of Tucson remained 40% contained Monday. Authorities said ...

TUCSON, Ariz. (AP) — A lightning-caused wildfire that led to an evacuation of the Kitt Peak National Observatory southwest of Tucson is 40% contained, authorities said. More than 300 ...

TUCSON, Ariz. -- A lightning-caused wildfire that led to last week's evacuation of the Kitt Peak National Observatory southwest of Tucson was 50% contained Tuesday, up from 40% in previous ...