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Posts by Bruce McClure

Lunar eclipse illustration courtesy of Luc Viatour
FAQs | Mar 26, 2015

What is a Blood Moon?

A lunar tetrad – four total lunar eclipses in a row – began a year ago. The next eclipse in this tetrad will take place on April 4, 2015.

2015-march-26-winter-circle-winter-triangle-orion's-belt-night-sky-chart
Tonight | Mar 26, 2015

Moon and Winter Circle on March 26

The Winter Circle is an incredibly large star configuration made of very bright stars. Some people call it the Winter Hexagon.

2015-march-25-aldebaran-pleiades-moon-night-sky-chart
Tonight | Mar 25, 2015

On March 25, moon heading to northern standstill

At northern standstill on March 26, the moon is about 18 degrees north of the celestial equator. That places it high in Northern Hemisphere, low in Southern Hemisphere, skies.

2015-march-24-aldebaran-pleiades-moon-night-sky-chart
Tonight | Mar 24, 2015

Bright Aldebaran near moon on March 24

Aldebaran is considered the fiery eye of the Bull in Taurus. Will you see it in the moon’s glare on the night of March 24?

2015-march-23-venus-pleiades-moon-night-sky-chart
Tonight | Mar 23, 2015

Moon between Venus and Pleiades on March 23

As darkness falls on March 23, 2015, look westward for the waxing crescent moon shining above dazzling Venus and below the Pleiades star cluster.

2015-march-22-venus-mars-moon-night-sky-chart
Tonight | Mar 22, 2015

Catch the moon and Venus on March 22!

From around the world on March 22, 2015, the young moon and dazzling planet Venus appear in the west after sunset.

Oct 23, 2014 partial solar eclipse by Mikael Linder
Blogs | Mar 21, 2015

Dates of lunar and solar eclipses in 2015 and 2016

Upcoming eclipses.

Young moon, Mars pair up beneath Venus after sunset March 21 Read more
Tonight | Mar 21, 2015

Moon and Mars below Venus on March 21

How many of you will catch the young moon in the western twilight on March 21, and the zodiacal light after it gets really dark?

Image via Wikipedia
FAQs | Mar 20, 2015

Why aren’t day and night equal on the day of the equinox?

On the day of the equinox, the center of the sun would set about 12 hours after rising – given a level horizon, as at sea, and no atmospheric refraction.

Flattened sunset on January 17, 2015 by Helio de Carvalho Vital.
Tonight | Mar 20, 2015

2015 equinox: Sun rises due east and sets due west

How can the sun rise due east and set due west – as seen from the entire globe – on the day of the March equinox? An explanation, plus charts and diagrams, here.