The maximum number of Draconid meteors are expected to fall on the evening of October 8.
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.
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.
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.
Bright Venus and Jupiter – and fainter Mars – close together in east before dawn. Mercury joins in mid-month. Saturn is the lone evening planet.
It’s the year’s closest supermoon. It’ll undergo a total eclipse. And, for the Northern Hemisphere, the full moon of September 27-28, 2015 is the Harvest Moon.
This is why the moon is so ‘super’ tonight. This post explains lunar perigee and includes dates of all closest and farthest moons for each month of 2015.
Are you planning on watching the September 27-28 eclipse outside? Here are some tips.
Closest supermoon of 2015 coming up. Its pull of gravity will create higher-than-usual tides. But gravity doesn’t affect a human body as much as an ocean tide.
September equinox is Wednesday, September 23 at 8:21 UTC. Autumn (or spring) is here!
The shallower inclination of the moon’s orbital plane, relative to the plane of the Earth’s equator, reduces the phenomenon of the Harvest Moon in 2015.
Each calendar year has at least four eclipses – two solar and two lunar. Most years have four, but five, six or even seven eclipses are also possible.
The zodiacal light is an eerie light extending up from the horizon. No matter where you are on Earth, springtime or autumn is the best time to see it.
If you were looking with the eye alone, how far away in space would our planet Earth still be visible?
September 2015 presents two eclipses. A partial solar eclipse takes place on September 13. A total eclipse of a supermoon comes on September 27-28.
Even as September is beginning, you have several more months to see the large asterism known as the Summer Triangle.
Let an amateur astronomer point out stars and constellations. This list of events and links to clubs can help you get started.
The next Blue Moon will be on May 21, 2016. It’s a seasonal Blue Moon, the third of four full moons between the March equinox and the June solstice of 2016.
Will Mars and the moon will appear the same size at some point in 2015? Gosh, no. What’s really amazing is the staying power of this 12-year-old hoax.
Finding star distances isn’t easy. Here’s how it’s done, and why astronomers recently modified the distance estimate to the famous star Betelgeuse.
In N. Hemisphere, August’s Perseid meteor shower ranks as a favorite. You can see these meteors from S. Hemisphere, too. 2015 is a great year for this shower!