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The Flandrau Science Center and Planetarium (left) and the Kuiper Space Sciences Building (right) on the University of Arizona campus.

UA Opens Science Classes to the Community

The school is offering reduced tuition to attend lectures in many subjects.
A planetary mass the size of Mars could be warping the orbits of some smaller objects beyond Neptune.

Scientists See Clues of Possible Unseen Planet in Solar System

Disruption in the orbits of objects in the distant Kuiper Belt suggest a large body.
There are plenty of activities for kids at the UA Lunar and Planetary Lab's summer open house.

UA Lunar and Planetary Lab to Celebrate Years of Mars Photos

Annual open house will feature the work of HiRISE camera as well as activities for kids, adults.
Jupiter’s south pole, as seen by NASA’s Juno spacecraft from an altitude of 32,000 miles. The oval features are cyclones.

Tucson Camera on Jupiter Mission Reveals Cyclones

Tucson's Planetary Science Institute scientist manages Juno Cam for NASA.
The dome of a telescope at the UA Sky Center campus on Mount Lemmon.

Mount Lemmon SkyCenter Open House Saturday

Telescopes, exhibits and family activities show off science of the mountain.
Asteroid 2014 JO25 will pass close to Earth April 19.

Fast and Bright Asteroid to Near Earth Next Week

The Tucson-discovered space rock will be studied by astronomers all over the world for its properties.
An HD animation of Jupiter created with maps made with Hubble imagery, 2015.

Jupiter to Shine Its Brightest and Biggest

Largest planet making closest approach to Earth this year Friday.
The Giant Magellan Telescope will be constructed in the Las Campanas Observatory in Chile and will be commissioned in 2022.

Former UA President Robert Shelton to Head Telescope Project

Shelton, the university's 19th president, has experience with global observatories.
A picture postcard issued by the University of Arizona of Steward Observatory, 1955.

$60K 'Started Ball Rolling' on World-Class Astronomy Research at UA

Donation 100 years ago went for Steward Observatory at eastern edge of campus.
The Steward Observatory on the University of Arizona campus

UA's Steward Observatory Celebrates 100th Anniversary

University ranked No. 1 among US space astronomy programs.
Asteroid 2016 RB1 flew past Earth on Sept. 7, 2016 going an estimated 18,000 mph.

UA Astronomer Sees Asteroid 2 Days Before It Whizzes by Earth

NASA-funded Sky Lab's observers have ID'd half of known near-Earth objects.
Kuiper Space Sciences Building at the University of Arizona.

Asteroid Mission Focus of UA Planetary Science Open House

Next door, the Flandrau Science Center will unveil its renovated planetarium theater.
The NOAO Mayall 4-meter telescope at the Kitt Peak National Observatory.

UA Scientists to Make 3-D Map of Universe for Dark Energy Clues

Kitt Peak instrument will measure light of 35 million objects over 5 years.
An artist's impression shows a view of the triple star system HD 131399 from close to the giant planet orbiting in the system.

UA Student Discovers Distant Planet in Three-Star System

Four times Jupiter's mass, celestial body can offer clues to planetary formation.
UA planetary scientist Erich Karkoschka's images of Jupiter and Uranus are featured on US postage stamps issued May 31, 2016.

UA Planetary Images Get (Postage) Stamp of Approval

Scientist’s work will now grace U.S. mail
William Hartmann photographs an image of the Moon projected on a three-foot hemisphere in the UA Lunar and Planetary Lab's first premises, a Quonset hut.

Book Chronicles History of Planetary Science in Tucson

'Under Desert Skies' details pivotal role played by UA scientists

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