September equinox is Monday at 9:29 p.m. CDT (September 23 at 2:29 UTC).
The diminished inclination of the moon’s orbit to Earth’s equator lessens the impact of this year’s Harvest Moon.
The tide almanacs recommended here are based on astronomical influences on the tides. They can help you know when to expect high and low tides.
That bright moon now in the evening sky is waxing toward a Harvest Moon on the night of September 8-9. A super Harvest Moon!
Mars and Saturn appear at nightfall. From southerly latitudes, you can also view Mercury near the sunset horizon. The morning planets are Jupiter and Venus.
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.
Light is the fastest-moving stuff in the universe. It travels at an incredible 300,000 kilometers (186,000 miles) per second. So, in a year, light travels far.
Will Mars and the moon will appear the same size on August 27, 2014? Gosh, no. What’s really amazing is the staying power of this 11-year-old hoax.
The longest lunar month of 2014 starts with the August 25 new moon and ends September 24. All you need to know about the varying lengths of the lunar months, here.
The moon has gotten really large and bright in the sky. Full moon – closest supermoon this year – comes on August 10. Luckily, the Perseids produce more fireballs than any other meteor shower.
The August 2014 supermoon will do its best to drown out the 2014 Perseid meteor shower. Here are 7 tips for enjoying the Perseid meteors in 2014.
The icy core of Comet C/2013 A1 Siding Spring won’t strike Mars, but dust from the comet might damage our spacecraft.
In the N. Hemisphere, the annual August Perseid meteor shower ranks as the year’s favorite shower. A big, bright supermoon interferes in 2014. So start observing the Perseids soon!
In 2014, late July is best for this shower, thanks to the new moon on July 26, and the shower’s nominal peak around July 29.
If you’re a beginning stargazer or a veteran of thousands of starlit nights, binoculars can be your best friend. Here’s how to get started.
The moon (and sun) creates the tides. An extra-close full moon creates higher tides. But this same gravitational effect doesn’t extend to humans.
The next eclipse is a total eclipse of the full moon – the Northern Hemisphere’s full Hunter’s Moon – on the night of October 7-8, 2014.
Here are 10 simple tips that can help you connect with the night sky, and have fun.
Pluto’s 2014 opposition comes just one year before the New Horizons spacecraft will encounter this distance world and its moons.
It’s that beautiful time of year again in the N. Hemisphere, when the June solstice – your signal to celebrate summer – is upon us.
Blue Moon can be second of two full moons in a month. Or it can be third of four full moons in a season. Next Blue Moon is the second full moon of July, 2015.