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The coming weeks are great for catching the zodiacal light or false dawn from northerly latitudes? Southern Hemisphere? Look for the false dusk.
A waning crescent moon is sometimes called an old moon. It’s seen in the east before dawn.
Gamma Cephei (aka Errai) is a binary star system with at least one planet. It’ll someday be a North Star for Earth.
Mercury and the moon get close on the morning of September 29! They’re easiest to see from the Northern Hemisphere or southern tropics.
September 28 is also the day of Mercury’s greatest elongation, when the planet will be 18 degrees west of the sun on our sky’s dome. Look shortly before sunup.
Everyone around the world can see the moon and Regulus these next 2 mornings. From the Northern Hemisphere, you might also see Mercury.
Many use the constellation Cassiopedia – which is easy to find, shaped like an M or W – as a jumping off point for locating the Andromeda galaxy.
Fun time to see a last quarter moon: just after it rises, shortly after midnight. Then the lighted portion points downward, to the sun below your feet.
Use the moon to catch Mercury before dawn in late September, 2016. Then watch as Jupiter pairs with Mercury in the picturesque glow of dawn on October 11.
Enjoy the moon and Gemini stars, Castor and Pollux, as the moon makes its monthly journey through the zodiacal constellation Gemini the Twins over the next few days.
2016’s September equinox arrives on the 22nd. Happy autumn (or spring)!
It’s often said that – at each equinox – the sun rises due east and sets due west. And that’s true. But why? How can you conceptualize this?
Looking for something to do on the weekends? At star parties, amateur astronomers with telescopes will show you the night sky. Find one near you …
Fomalhaut is sometimes called the Loneliest Star. Its planet, Fomalhaut b, was the first planet beyond our solar system to be visible to the human eye.
At tomorrow’s equinox, the midday sun will be straight overhead seen from Earth’s equator. The sun will be crossing the sky’s equator, going north to south.
The Northern Hemisphere’s Harvest Moon has come and gone. The moon is now waning and rising later at night.
Use the waning moon to find Aldebaran, brightest star in Taurus, and the Pleiades star cluster. Plus info on the occultation of Aldebaran by the moon.
The sun sinks below the horizon faster around the September and March equinoxes than at any other time.
Go outside around mid-evening – and learn to keep the loneliest star company.
Although we’re past full moon now, the moon is still big and bright. Also, watch each morning in the west for a pale daytime moon floating against a blue sky.
Meteor over Hidden Lake, Montana