More Astronomy Stories

Tucson Amateur Astronomers Host Free Star Party

Saturday is international Astronomy Day

Vail's Cienega High Students to Document 2017 Solar Eclipse

Monday's Mercury transit provides telescope and data collection training.

Book Chronicles History of Planetary Science in Tucson

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

Bill Would Loosen Restrictions on Electronic Billboards

Astronomers worried that it will lead to incremental loss of dark skies.

Researcher: Part of Pluto Younger Than Thought

Photos show one region with smooth surface, indicating it is less than 10 million years old.

Comet Catalina Makes Brief Appearance

Discovered by Catalina Sky Survey in 2013

Arizona Spotlight for the 2015 holiday season

More local StoryCorps conversations; exploring the "Xenophobia Blues"; discovering Comet Catalina, and some of the year's best stories.

Christmas Full Moon: Bright Ornament in the Sky

First holiday occurrence in 38 years; we won't have another for 19 years.

Geminid Meteor Shower to Light Up Sky This Weekend

120 visible each hour; best viewing Sunday night into Monday morning.

Astronomer Shares 'Science Snacks' With Podcasts

Comet recording exceeded 100,000 downloads

Beyond Our Solar System, Too Many Worlds To Name

Tucson-based scientist looks back on 20 years of interplanetary discoveries.

'Mind-Boggling:' Pluto Fly-By Reveals Slushy Glaciers

New Horizons spacecraft took pictures in July; analysis under way in Flagstaff.

AZ WEEK: Exploring Mars on Silver Screen, in UA Research

University of Arizona's connection to planetary science dates to dawn of Space Age.

'Strongest Evidence' Mars Has Water, UA Scientist, Others Say

UA's HiRISE imaging equipment captured information leading to conclusion.

Rare 'Blood Super Moon' Coming in Lunar Eclipse

Many lunar coincidences contribute to what astronomers say will be stunning night sky Sunday.

Tucson Residents Focus on the Moon, Celebrate Science

Groups encourage residents to "look up and be inspired."

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