Just about everyone has heard of Halley's Comet, and each year in mid-October we get to witness a "shooting stars" spawned by this celebrated object.
October's a perfect time to see the zodiacal light, a tapering tower of comet dust standing high in the eastern sky before dawn. Here's how to find it. Wednesday morning, 5:30 a.m. I'm driving too fast down a country road in search of a clear sky to watch the total lunar eclipse. Totality is underway, but clouds...
Viewers in western North American are positioned perfectly to view the partial solar eclipse on the afternoon of October 23, 2104.
See a space station sunset with both feet planted firmly on the ground. Beginning this week and continuing through late October, the International Space Station (ISS) will makes passes over much of the United States, Canada, and Europe during convenient evening viewing hours. Why not get out for a look before the bite of winter arrives? A typical...
Reports describing this morning's lunar eclipse are beginning to trickle in to our offices in Cambridge, Massachusetts.
You'll need to be up after midnight to watch the Moon plunge deep into Earth's shadow tomorrow morning — but it'll be worth it. Sometimes astronomical events occur in prime time — soon after it gets dark yet before bedtime. But that won't be the case tomorrow morning when, for the second time this year,...
October is pleasant for nighttime observing because evenings are cool and come early. Use our downloadable stargazing podcast to find the month's highlights.
Start your day with an eclipse of the full Moon! On the morning of October 8, 2014, a total lunar eclipse will be visible across most of North America.
Learn exactly how and when to expect the next display of the northern lights with a few easy-to-use online tools.
Astronomically speaking, the fall season comes to the Northern Hemisphere on Tuesday, September 23, 2014 at 02:29 UTC (Monday, September 22 at 10:29 p.m. EDT). At that moment, the Sun passes over the Earth’s equator heading south; this event is called the autumnal equinox.
On Wednesday, a powerful X-class flare ripped through the Sun's lower atmosphere and sent a blast wave directly toward Earth that should arrive Friday and produce moderate-to-strong auroras over the weekend.
Get acquainted with SS Cygni, the sky's brightest cataclysmic variable star. It's guaranteed to keep you on your toes.
International Observe the Moon Night is an event that encourages people to "look up" and enjoy our nearest neighbor. This year's InOMN is Saturday, September 6th. Here's a quiz: What astronomical object looks amazing no matter what the magnification, never looks exactly the same no matter how often you view it, and can be...
Watch as the moon Rhea steals a star from the sky for nearly a minute on September 12th.
The astronomical calendar says autumn arrives on September 22nd. It's a season of transition, with plenty of celestial comings and goings in the evening sky. September’s equinox takes place on the 22nd at 10:29 p.m. Eastern Daylight Time. At that moment the Sun shines directly overhead as seen from the equator. Days and nights...
With a subtle beauty all its own, the earthshine we see glowing in the lunar night invites us to consider Earth's many connections to the Moon This week's crescent Moon offers more than two horns to hang your hat on. Take a close look, and you'll see an entire circle of moonlight. Sunlight illuminates...
Seize the moment and bookend your next clear night with two fine telescopic comets: Jacques at dusk and Oukaimeden at dawn.
Celebrate the anniversary of a revolutionary discovery by gathering with other astronomers to observe planetary nebulae in August's evening sky.
Here's your invitation to view a spectacular close conjunction of the sky's two brightest planets, Venus and Jupiter, before dawn on Monday morning.
The media are all aflutter over the second of this summer's supermoon trio. But just how super is this moon, really?
This month's usually dependable Perseid meteor shower competes with a nearly full Moon. If you can find a dark viewing location, you might see a bright meteor every few minutes.
Late summer offers the Teapot of Sagittarius and the nearby arc of the Scorpion's Tail in the evening, the Perseid meteor shower, and a spectacular pairing of Venus and Jupiter before dawn.
The next time you're out watching a sunset, turn around and relish the mighty shadow of Earth looming just behind your back.
Fascinating faculae provide a way for anyone with a small telescope to track the ups and downs of the solar cycle — even when there are no sunspots.
It's not a showstopper, but right now Comet Jacques (C/2014 E2) is poised for telescopic viewing in the hours before dawn.