The Urban Astronomer

Evening Show The waning crescent Moon creates a majestic skyscape to open the month of August, shimmering against the dusk sky with the ...

A kayaking friend of mine referred me to a question posed by a fellow kayaker  regarding tides in and around the Golden Gate: Why are Ebb T...

From an urban setting such as my home in San Francisco, I have a reasonable view of the night sky, knowing that from my own backyard I can s...

Mars and Spica Align I've been watching Mars over the past few months as it slips steadily along the Ecliptic. It was near the brigh...

Young Moon movements Each time a lunar cycle begins, I look forward to each evening to see where the Moon is going to be, starting with ...

Shadows during an eclipse I gave a talk recently at an event in San Francisco called Ignite , a fun evening of short, fast-paced talks o...

Late spring and summer skies are dominated by the big constellation Virgo , the Maiden. This grouping of stars is the second largest in the ...

Meteors are a delight to see in the night sky, appearing without warning and gracing the sky with their shimmer and speed, playful fireworks...