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Astronomy

Safely view partial eclipse of the sun

Safely view partial eclipse of the sun

The partial eclipse next Thursday will be visible from much of the United States and Canada. Unfortunately, it will not be a total eclipse, which is much rarer and much more spectacular.

October 15, 2014 6:00 amLoading…
Programs bring new life on Kitt Peak

Programs bring new life on Kitt Peak

It may no longer be the national observatory, but its biggest telescopes have landed new scientific projects.

October 11, 2014 12:00 amLoading…
'Lonesome' Fomalhaut signals autumn's arrival

'Lonesome' Fomalhaut signals autumn's arrival

Fomalhaut is the 18th brightest star in the sky.

October 08, 2014 3:15 amLoading…
Lunatics to lose sleep over lunar eclipse

Lunatics to lose sleep over lunar eclipse

Unless you're enough of an lunar fanatic to wake up at 3 a.m., a total eclipse of the moon will occur while you are sleeping tomorrow morning.

October 07, 2014 12:00 am Photos

Photos

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Lunar eclipse Wednesday could be "blood moon"

Lunar eclipse Wednesday could be "blood moon"

If you rise any time before dawn, go outside for a look.

October 06, 2014 3:30 pmLoading…
UA pledges $60 million for giant telescope

UA pledges $60 million for giant telescope

"Big science" doesn't come cheap. Unidentified donor gives $20 million for Chile project.

October 03, 2014 10:00 pm Photos

Photos

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Sky Spy: Welcome the autumnal equinox

Sky Spy: Welcome the autumnal equinox

Fall arrives next week, and Mars is moving eastward.

September 17, 2014 5:00 pmLoading…
Managua explosion not linked to asteroid, NASA suggests

Managua explosion not linked to asteroid, NASA suggests

The Nicaragua explosion claim was intriguing to asteroid watchers.

September 09, 2014 2:40 pmLoading…
At Flandrau, it's farewell Hector; hello Full Dome

At Flandrau, it's farewell Hector; hello Full Dome

New star projector ain't much to look at, but sure can project.

August 31, 2014 9:30 pm Photos

Photos

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SkySpy: Fleet-moving Mercury darts across sky tonight

SkySpy: Fleet-moving Mercury darts across sky tonight

Mercury is reasonably bright, but difficult to see so close to the sun.

August 28, 2014 12:00 amLoading…
Sky Spy: Enjoy Venus in a.m., Sagittarius in evening

Sky Spy: Enjoy Venus in a.m., Sagittarius in evening

Sagittarius is supposed to look like a centaur, but that's not really accurate. 

August 21, 2014 12:00 amLoading…
Look for Venus, Jupiter in pre-dawn sky

Look for Venus, Jupiter in pre-dawn sky

Venus and Jupiter heading for a planetary conjunction.

August 14, 2014 12:00 amLoading…
Local 'sci-fi' projects advance in NASA competition

Local 'sci-fi' projects advance in NASA competition

NASA funds five proposals for far-out projects and two are based in Tucson. 

August 12, 2014 10:00 pmLoading…
UA astronomer: Enough with the lectures

UA astronomer: Enough with the lectures

Meet Chris Impey — a natural showman with a knack for explaining science.

August 09, 2014 10:00 pm Video Photos

Photos

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NSF releases funds for massive survey telescope

NSF releases funds for massive survey telescope

The LSST promises the widest, deepest, fastest view of the cosmos.

August 05, 2014 12:00 amLoading…
Brazil's $40 million boosts UA's giant telescope

Brazil's $40 million boosts UA's giant telescope

Effort ensures production of mirrors here for the Giant Magellan Telescope.

July 24, 2014 5:00 pmLoading…
SkySpy: Scorpius and its grandeur easy to spot

SkySpy: Scorpius and its grandeur easy to spot

Scorpius is one of the largest, brightest constellations.

July 24, 2014 12:00 amLoading…
Sky spy: Find the Summer Triangle

Sky spy: Find the Summer Triangle

Tonight, look for the summer triangle of Altair, Deneb, and Vega.

July 17, 2014 12:00 amLoading…
Enjoy fireworks Friday, watch the moon Saturday

Enjoy fireworks Friday, watch the moon Saturday

 If you can spell Zubenelgenubi you have arrived as an amateur astronomer.

July 03, 2014 12:00 amLoading…

Sky Spy: Summer solstice is time to remember our forebears

Even though it has been hot and has felt like summer for weeks, it officially begins this Saturday at 3:51 a.m.

June 19, 2014 12:00 amLoading…

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