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Posts by Bruce McClure

Giacobini-Zinner, parent comet of Draconids, via NASA
Tonight | Oct 06, 2015

Everything you need to know: Draconid meteor shower

The maximum number of Draconid meteors are expected to fall on the evening of October 8.

Photo by Justin Ng
Tonight | Oct 06, 2015

EarthSky’s meteor shower guide for 2015

Draconids, in early October, are usually a sleeper, but watch out if the Dragon awakes! Then watch for Orionids before dawn on the mornings around October 22.

Comet Encke, parent of the Taurid meteor shower. Image credit: Messenger
Science Wire | Oct 06, 2015

Watch for South Taurid meteors in October

The long-lasting South Taurid meteor shower (September 10 to November 20) may produce a “swarm” of fireballs this month or early next month. Watch for them.

Coming up soon! The bow of the waning crescent moon points toward Venus and Jupiter before sunrise on Wednesday, October 7. Read more
Tonight | Oct 06, 2015

Moon, Venus, Jupiter align before dawn

Watch a great morning drama on October 7, 8 and 9, 2015, as the waning crescent moon slides down toward the sunrise and swings by the morning planets.

April 17, 2015 old moon via Irenilda M Neves
Science Wire | Oct 05, 2015

Longest lunar month of 2015 starts October 13

Longest lunar month of 2015 starts with the October 13 new moon and ends with the November 11 new moon. Learn about the varying lengths of lunar months, here.

Tonight | Oct 05, 2015

Use Summer Triangle to find plane of Milky Way galaxy

At this time of year, you can use the Summer Triangle — and the constellation Cygnus the Swan — to locate the plane of our Milky Way galaxy.

Skywatcher, by Predrag Agatonovic.
Tonight | Oct 02, 2015

October 2015 guide to the five visible planets

Bright Venus and Jupiter – and fainter Mars – close together in east before dawn. Mercury joins in mid-month. Saturn is the lone evening planet.

Tonight | Oct 01, 2015

Moon near Aldebaran late night October 1

From far-western North America, the moon will pass in front of Aldebaran – the fiery eye of the Bull in the constellation Taurus – before dawn on October 2.

Image via Tim Jones/McDonald Observatory.
Tonight | Sep 30, 2015

Star of the week: Gamma Cephei, a future North Star

Gamma Cephei (aka Errai) is a binary star system with at least one planet. It’ll someday be a North Star for Earth.

Bird's eye view of the inner solar system (Mercury, Venus, Earth and Mars), when Mercury is at inferior conjunction on September 30, 2015. From this vantage point, all planets circle the sun in a counter-clockwise direction. The blue represents the part of the planetary orbit to the north of the ecliptic - Earth's orbital plane.
Tonight | Sep 30, 2015

Where is Mercury in late September?

And where can we find Mercury in the sky in October, 2015?