NASA’s New Horizons spacecraft has been used to demonstrate simple interstellar navigation by measuring the parallax of just two stars. An international team was able to determine the location and ...

Sara Allen Plummer Lemmon never got the credit she deserved for the decades of research she conducted with her botanist husband, but she did receive the ultimate recognition for her ...

For Tucson architect Michael Nervik, the wide variety of activities on Mount Lemmon make it a go-to destination.

Researchers stitched together hundreds of images from the Very Large Telescope to form a breathtaking photo of a nearby ...

Armed with the world's largest digital camera, the Vera C. Rubin Observatory in Chile will take night-sky images that revolutionize astronomy.

Mount Lemmon Weather Forecasts. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Mount Lemmon area.