Corrections & Clarifications: An earlier version of this story misstated which observatory is near Mount Lemmon. One of Tucson’s main attractions is Mount Lemmon in the Catalina Mountains, also ...

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

The Mount Lemmon SkyCenter offers Virtual Star Parties to recreate the previous in-person program, SkyNights, that was postponed due to COVID-19 regulations. Located just under an hour from the ...

Mount Lemmon's Sky Center Observatory gives you a guided tour of the galaxy that you won't find through your backyard telescope. Skip to main content Skip to main content. Register for more free ...

Deputies assisted five teens on Mount Lemmon Sunday after the group was overdue from their hiking and camping trip by one day. The teens, ages 17 and 18, were found before nightfall in good ...

Each week, the Daily Wildcat offers suggestions on how to spend your weekend. As we approach the halfway point of the semester (and the midterms that come with it), now is the perfect time to get ...

The comet, discovered by Greg Leonard, a senior researcher at the University of Arizona, was first spotted at the Mount Lemmon Observatory just outside of Tucson, Arizona, on Jan. 3.

UPDATE: The Pima County Department of Transportation has since announced that the Mount Lemmon Highway will reopen on Saturday, Aug. 1. As fire crews work to snuff out the last hotspots of the ...

Earth gets a new moon most months, but this month, we got two. About 4 a.m. on Feb. 15 at the Mount Lemmon Observatory, 9,000 feet above Tucson, two astronomers from the Catalina Sky Survey ...