Astronomers trying to figure out how galaxies interact.
Astronomers and sky watchers say more light downtown would affect their work.
It may no longer be the national observatory, but its biggest telescopes have landed new scientific projects.
The toe-tapping harmonies of the Tucson Barbershop eXperience flowed freely from the rehearsal room and into the hallway of the Tucson Jewish Community Center late last month.
The biggest telescopes on the mountain will have to find new uses, new users and new money in the coming years.
If the sun-grazing comet survives its close approach with the sun in November, it could be visible to the naked eye in December.
A 10-year project to allow first responders from various local agencies to talk to one another on radios is nearly complete.
The best meteor show of the year peaks this Sunday, but you may want to consult the weathercaster before scheduling a trip to your favorite dark place.
A telescope about the size of a decent camera, operated from a tiny observatory in Sonoita, has discovered its third exoplanet.
President Obama's proposed budget had good and bad news for Tucson-area astronomers and space scientists, most of it anticipated.
Kitt Peak National Observatory
The sonic boom over Tucson that rattled windows and nerves Wednesday night was caused by a fighter jet that broke the sound barrier while training in the desert west of the city, officials said.
New plans for Kitt Peak's largest telescope were boosted Tuesday with a $2.1 million grant from the Gordon and Betty Moore Foundation.
Even though Kitt Peak National Observatory is "oversubscribed," meaning it has more scientists who want to use it than it can accommodate, officials say the BigBOSS project would extend the life of the facility and make it more productive.
Two wildlife crossings on Ajo Highway near Kitt Peak will cost about $1.2 million - nearly 60 percent more than expected.
Life is full of small distractions we get used to, like trains rumbling by.
Timothy D. Swindle was named director of the UA's Lunar and
Planetary Laboratory Monday - the very day NASA proposed scrapping
two Mars missions that could end up cutting a $30 million camera
being developed at the lab.
Arizona science boosters hope that federal budget problems will
cause the National Science Foundation to turn down a proposal to
move the headquarters of the National Solar Observatory from Tucson
to Boulder, Colo.
The McMath-Pierce Telescope on Kitt Peak began operation in
1962. It likely would close once a newer instrument is built in