SkyWatch Now Available
Whether you're new to stargazing or an old hand, you'll find our annual SkyWatch publication the perfect guide to stargazing throughout the year. Check out a sample sky chart for free!
Sky at a Glance | October 25th, 2013
Arcturus becomes the Ghost of Summer Suns, Jupiter shines late, and the waning Moon leaves the evening sky dark for deep-sky hunts.
Amateur Astronomers Report Comet Outburst
Next door to Comet ISON in the eastern pre-dawn sky, Comet C/2012 X1 (LINEAR) exploded without warning from magnitude 14 to 8.
Sky at a Glance | October 18th, 2013
The full Moon has a penumbral eclipse and Jupiter has a double transit shadow tonight (Friday October 18th).
Sky at a Glance | October 11th, 2013
Venus passes Antares, Mars passes Regulus, and the full Moon has a weak penumbral eclipse.
S&T's Audio Sky Tour for November 2013
Returning at last to standard time, you'll find Venus low in the west at sunset, Jupiter rising in late evening, and the winged horse Pegasus galloping across the November night sky.
Sky at a Glance | October 4th, 2013
Venus approaches Antares, Mars approaches Regulus, and there's a rare triple shadow-transit on Jupiter.
Tour October's Sky! | October 1st, 2013
Venus blazes low in the west at sunset, while Jupiter rules the late-night sky. This month also features a penumbral lunar eclipse, a minor meteor shower, and the Great Worldwide Star Count.
S&T's Audio Sky Tour for October 2013
Venus blazes low in the west at sunset, while Jupiter rules the late-night sky. This month also features a penumbral lunar eclipse, a minor meteor shower, and the Great Worldwide Star Count.
Sky at a Glance | September 27th, 2013
The waning Moon leaves us a dark evening sky. And Jupiter rises for night owls.
Sky at a Glance | September 20th, 2013
Saturn moves away from Venus low in the evening twilight all this week. And Jupiter is now excellently placed high before dawn.
Sky at a Glance | September 13th, 2013
Saturn passes Venus low in twilight all this week. On the opposite side of the sky, the Moon turns full.
Sky at a Glance | August 30th, 2013
The waxing crescent Moon, newly returned to the western twilight sky, pairs up with Venus, then Saturn.
Sky at a Glance | August 30th, 2013
Vega and Sagittarius pass their peaks simultaneously, with moonless evenings offering deep-sky opportunities.
S&T's Audio Sky Tour for September 2013
Dazzling Venus, low in the west after sunset, has close encounters with a moon, a planet, and a star. Meanwhile, the Summer Triangle is high overhead.
Sky at a Glance | August 23rd, 2013
The waning Moon travels below the Great Square. And catch your first Algol eclipse of the season.
Tour September's Sky! | August 21st, 2013
Dazzling Venus, low in the west after sunset, has close encounters with a moon, a planet, and a star. Meanwhile, the Summer Triangle is high overhead.
An Observing Mecca in the Sierras
Who would have thought that, just 30 miles from a California city of 500,000+, you'd find some of the best stargazing in all of North America?
Sky at a Glance | August 16th, 2013
Amid the constellations tilting toward their end-of-summer configurations, Nova Delphini 2013 awaits you.
Sky at a Glance | August 9th, 2013
The Perseid meteors are hitting their peak, not much affected by the light of the Moon as it crosses evening constellations.
