Summertime star parties! We’ve added many new events to this list of astronomical events throughout the U.S. and Canada. Find one near you, join in and have fun.
The May 21 Blue Moon carries that name because it’s the 3rd of 4 full moons in a season. But can a season have just 2 full moons?
For both the Northern and Southern Hemispheres, full moons have names corresponding to calendar months or seasons of the year.
Comet C/2013 X1 (PanSTARRS) is now visible in binoculars before dawn. This post has charts and other info that can help you spot the comet in the coming weeks!
We’re beginning to get questions about that red “star” in the east each evening. It’s Mars! We’ll pass between Mars and the sun this weekend.
The May 21 full moon is a seasonal Blue Moon – an older definition of the term. Watch for it this weekend, near brilliant Mars.
Video of this year’s oppositions of Mars and Saturn, in front of the constellations Libra and Scorpius. Notice Mars appearing larger around its May 22 opposition!
Saturn isn’t as bright as Mars, but it’s near Mars on the sky’s dome. It’ll soon be at its best for the year. Learn how to identify Saturn for the rest of 2016.
Earth flies between Mars and sun on May 22, bringing it closer than Mars has been in over a decade. How to find and enjoy Mars during 2016’s close opposition!
The Eta Aquarid meteor shower was spawned by the famous Comet Halley. But Halley spawned another meteor shower, too.
Although the lunar month has a mean period of 29 days 12 hours and 44 minutes, the actual length varies throughout the year. Lengths of lunar months in 2016.
Dates of major moon phases, conjunctions and oppositions of planets, meteor showers and other important dates in 2016, from astronomer Fred Espenak.
In 2016, Eta Aquarid meteor shower peaks on mornings of May 5 and 6. How to watch, history, radiant point, what part of Earth is favored, here.
Jupiter super bright, up at sunset. Mercury transit on May 9. Mars opposition on May 22. Saturn also near best, near Mars. Great month for planet-watching!
A list of major meteor showers in 2016. Next one up: the Eta Aquarids. Peak mornings May 5 and 6, but it’s a broad peak … watch several mornings around peak dates.
Full moon is out all night at the peak of this year’s Lyrid meteor shower. Best time to watch before dawn on April 22, 2016, but … will you see any meteors?
Earliest spring since 1896! The 2016 vernal or spring (or fall) equinox comes on March 20 at 4:30 UTC (March 19 at 11:30 p.m. CDT).
Here’s a natural phenomenon you might never have imagined. That is, the sun actually sets faster around the time of an equinox.
Three eclipses in one calendar month are rare. Three eclipses in one lunar month are more common. From 2000-2050, it happens 14 times.
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.
First time we can see 5 planets at once since 2005. All 5 are up before dawn, still, and all 5 will remain visible until Mercury disappears in the dawn just after mid-February.