Astronomy

Dec. 6, 2023

UArizona again ranks No. 1 in astronomy and astrophysics, top 20 among public research universities

For the fifth consecutive year, the university is ranked among the nation's top 20 public research universities, according to the National Science Foundation.

Artist's illustration of an asteroid passing close to Earth

Dec. 6, 2023

Citizen science project nets a new asteroid, and it's a close one

Members of the public helped the University of Arizona's Catalina Sky Survey spot a previously unknown near-Earth asteroid on its orbit around the sun.

The 40-foot dish of the Arizona Radio Observatory 12-meter radio telescope on Kitt Peak is pointed at the sky, ready for a night of observing.

Nov. 29, 2023

The case of the missing phosphorus: Astronomers find life ingredient at galaxy's edges

The discovery of phosphorus in a molecular cloud at the edge of the Milky Way galaxy extends the presence of the element almost twice as far out as where it was known to exist.

An artistic representation of a meteorite impacting the moon surface

Oct. 23, 2023

Researchers probe how a piece of the moon became a near-Earth asteroid

A University of Arizona team has found that an interesting pathway could have led the moon fragment to reach Earth's orbital space, suggesting there could be many more.

Oct. 17, 2023

UArizona launches Arizona Astrobiology Center to unlock the mysteries of life in the universe

The center will bring together students and faculty from across campus to unravel the enigma of life's beginnings and our place in the cosmos.

Oct. 10, 2023

UArizona researchers are part of NASA's next astrophysics mission

A research group at the Arizona Cosmology Lab is developing a method to study dark energy for the Nancy Grace Roman Space Telescope mission, which is scheduled to launch by 2027.

A staff member at the UArizona Richard F. Caris Mirror Lab is seen placing chunks of glass into the mold of the rotating furnace.

Sept. 29, 2023

The last required piece of the world's largest telescope takes shape at UArizona

The Richard F. Caris Mirror Laboratory will start fabrication in the final stage to complete the Giant Magellan Telescope. It marks a milestone in the search for other, potentially Earth-like planets and the exploration of the universe.

Doctoral student Zarah Brown with the plaque for "Earth and moon," which is part of solar system scale model installed on the UArizona campus

Sept. 12, 2023

Take a stroll through the solar system – on the UArizona campus

Eleven plaques have been installed across campus to show the relative sizes and distances of solar system objects. Zarah Brown, a doctoral student at the Lunar and Planetary Laboratory, led the project to make space science accessible to people of all ages.

Artist's rendering of the James Webb Space Telescope observing in space

Aug. 2, 2023

'Cosmic lens' reveals distant galaxies and helps astronomers better understand dark matter

A new image of the massive El Gordo galaxy cluster, taken by NASA's James Webb Space Telescope, shows 62 distorted galaxies behind the cluster.

The Large Binocular Telescope in Arizona seen with its signature double primary mirrors.

July 6, 2023

Astronomers discover elusive planet responsible for spiral arms around its star

Astronomers have long been puzzled by spiral arms seen around some infant stars. UArizona researchers have discovered a young exoplanet that could explain this phenomenon and provide clues about planetary formation.

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