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Latest SF Bay Area Weather

Clouds pass over the San Francisco skyline. (Justin Sullivan/Getty Images)

Bay Area Monsoonal Flow Making For A Cloudy, Wet, Muggy July

The Bay Area summer weather has been rather atypical lately, with clouds, rain and even thunderstorms dotting the area and parts of Northern California, because of a monsoonal flow coming from the south.

07/21/2014

stardate

StarDate: ‘New’ Stars

At Christmas of 1934, a bright “new” star exploded to life in Hercules. For a few days, it was one of the brightest stars in the night sky. It made the front pages of newspapers, and astronomers tracked it for months as it slowly faded from sight.

07/18/2014

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StarDate 7/17/2014: The Night Of The Living Dead Stars

A white dwarf sounds harmless enough. It’s the small, dead core of a once-normal star like the Sun. But to a close companion star, a white dwarf is anything but harmless.

07/17/2014

stardate

StarDate 7/16/2014: Cosmic Missiles Slam Into Jupiter

Our solar system can be a dangerous place. The most striking evidence of that came 20 years ago today, when the first fragment of a shattered comet blasted the planet Jupiter.

07/16/2014

stardate

StarDate: Magellanic Collision

FROM THE UNIVERSITY OF TEXAS McDONALD OBSERVATORY, AS HEARD ON KCBS RADIO WEEKDAYS @ 9:52 A.M., 7:35 P.M. & 2:52 A.M STARDATE 07/15/2014: Our home galaxy, the Milky Way, is a giant, encompassing every individual […]

07/15/2014

A perigee moon, or supermoon, rises behind wind turbines.  (Photo by David McNew/Getty Images)

When Is The Next Supermoon? August Full Moon Will Be Closest Pass Yet

If you missed Saturday’s supermoon, don’t worry, you ain’t seen nothin’ yet as the August 2014 supermoon will be the closest the moon comes to earth all year, and should be the best of the five supermoons of 2014 as it passes within 221,765 miles of us.

07/14/2014

stardate

StarDate: Venus and Mercury

Mercury and Venus, the Sun’s closest planets, team up in the eastern sky at dawn the next few mornings. Venus is the “morning star,” so it’s an easy target. Mercury is fainter, but it’s not far to the lower left of Venus, which will help you pick it out.

07/11/2014

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StarDate 7/10/2014: Mars And Spica

A bright star and a brighter planet are staging a beautiful encounter in the evening sky. They’re quite close together tonight, and will pass even closer over the next few nights.

07/10/2014

stardate

StarDate 7/9/2014: A Glittering Test Subject In The Summer Sky

Over the decades, when astronomers wanted a subject for testing new techniques for studying the stars, they frequently turned to Vega, the brightest star of Lyra, the harp.

07/09/2014

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