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Bruce McClure
The star Altair is located near  two small but distinctive constellations: Sagitta the Arrow and Delphinus the Dolphin.

Altair your guide to small constellations

Little constellations typically have very distinctive shapes. That’s true of Delphinus the Dolphin and Sagitta the Arrow.

Corona Borealis, the Northern Crown, with its brightest star Alphecca, via Fred Espenak and AstroPixels. Used with permission.

Star of the week: Alphecca

Alphecca. Gemma. Alpha Coronae Borealis or simply Alpha Cor Bor. They’re all names for one star – the brightest star in the constellation Northern Crown.

Twilight over Manhattan.

Latest dusk for northerly latitudes

If you’re around 40 degrees N. latitude, expect your evening twilight to last latest at night, for this year, around June 24.


A signpost of southern skies

Tonight, a tribute to the Southern Cross, also known as the constellation Crux, for our friends in the Southern Hemisphere.

Adrian Strand captured this photo on a beach in northwest England.

Slowest sunsets around solstices

Here’s a natural phenomenon you might never have imagined. That is, the sun actually sets more slowly around the time of a solstice.

It's the first full moon June solstice since 1967, when many in the U.S. were celebrating the Summer of Love. Image via yoganonymous.com.

June solstice full moon in 2016

Celebrate a June solstice full moon on June 20, 2016. It’s the Northern Hemisphere’s first summer solstice full moon since 1967, aka the Summer of Love.

The almost-full moon shines close to the planet Saturn and the star Antares on the eve of the June 20 solstice.

Solstice eve moon still near Saturn

The June 19 moon, near Saturn on solstice eve, looks full. The June 20 full moon falls on the solstice. Links and info here.


Summer solstice tale of 2 cities

On the June solstice, the sun sets at the same time in New York City and St. Augustine, Florida. But New York has an hour more of daylight. How’s that happen?


Moon and Saturn on June 18

If you can’t see Saturn in front of the moon on June 18, 2016, place your finger in front of the moon to reduce its glare.


Moon between Mars and Saturn June 17

The star Antares is nearby, too. Identify the triangle of Mars, Saturn and Antares and watch them for months to come.