261–280 of 2,488 results
Little Rock, AR April 8 all-sky view

Observing

What Will We See in the Sky During Totality?

Most of our time will be focused on Sun during the minutes of totality on April 8th, but consider tearing yourself away for a few seconds to put it all in context.

The 2024 Total Solar Eclipse

Partial: The Solar Eclipse for the Rest of Us

Whether the Sun will become a dented ball or an eerie crescent of fire, a celestial shadow show awaits you practically everywhere in North and Central America.

Jupiter and Mercury in evening twilight, late March 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, March 22 – 31

The full Moon will go through a penumbral eclipse. Comet Pons-Brooks nears its best showing in early evening. And as Mercury fades in the sunset, Jupiter becomes the only easy planet in the entire sky.

Southern Cross, False Cross, Diamond Cross

Southern Stargazing with Jonathan Nally

The Stars of the Carina Constellation

Get to know the stars of Carina constellation — and learn how to spot the False Cross instead of being fooled by it!

Moon crossing Gemini, March 17-19, 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, March 15 – 24

Mercury emerges in the sunset, far lower right of brighter Jupiter. And don't just arc to Arcturus and speed to Spica — continue the curve to Corvus, cruise to Capella, and more.

Boy looks up through eclipse glasses, smiling

Celestial Objects to Observe

Activities for Kids Before and During the Solar Eclipse

The solar eclipse of April 8, 2024, is the perfect opportunity to get people of all ages interested in the wonder of eclipses through art and science. Here are some activities that anyone with even a passing interest can get involved in

Betelgeuse close-up

Celestial Objects to Observe

Is Betelgeuse Fading Again?

Betelgeuse has dipped nearly half a magnitude since late January. Could it be headed for another Great Dimming Event? We also take a look at this spring's "other" eclipse.

Diamond Ring

Celestial Objects to Observe

How to See the Diamond Ring Effect During a Total Solar Eclipse

Here's how to safely see the "diamond ring," the dazzling burst of sunlight seen just before and after totality.

This Week's Sky At a Glance

This Week's Sky at a Glance, March 8 – 17

The Moon sidles up to bold Jupiter, then the delicate Pleiades, then the Castor and Pollux twins. Arcturus, ascending in the east, is probably the third-brightest star you've ever seen and that's including the Sun.

totality with an iPhone13

Celestial Objects to Observe

Como Fotografiar el Eclipse Con un Smartphone

Antes de intentar fotografiar el eclipse con su smartphone, lea el consejo de estos expertos.

Solar eclipse series

Celestial Objects to Observe

Qué Buscar y Cuándo Durante un Eclipse Solar Total

Los fenómenos astronómicos y terrestres que no se debe perder durante el eclipse solar total del 8 de abril de 2024.

Yellow star amidst black starfield

Celestial Objects to Observe

Meet Wezen, a Yellow Tail for a Big Dog

Wezen, a yellow supergiant more than 1,600 light-years from Earth, is also the tail of the Canis Major constellation.

Moon, Antares, Scorpius ay dawn, March 2-4, 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, March 1 – 9

It's early March, so the Winter Triangle balances on Sirius after dark. The Gemini twins float high across the meridian. Leo jumps the gun on spring.

Sunset at equinoxes and solstices

Sky Tour Astronomy Podcast

March Podcast: A Barely-There Lunar Eclipse

As told in the latest episode of our long-running Sky Tour astronomy podcast, this month it’ll be challenging to a special kind of lunar eclipse on March 25th — but easy to spot five of the 10 brightest stars in the night sky.

View of eclipse above an observatory

Celestial Objects to Observe

How Dark Does It Get During a Total Solar Eclipse?

Totality may not be quite as dark as nighttime, but the difference between 99% obscuration and 100% is still night and day.

Eclipse sundial

Celestial Objects to Observe

DIY Project: Make an Eclipse Sundial

Try this solar-eclipse experiment as you're watching the Moon cover up the Sun.

The gegenschein in the left of center and Milky Way on the right with a dark horizon line in the foreground.

Celestial Objects to Observe

Fuzzy Glows: See Zodiacal Light, Gegenschein, Airglow, and Aurorae

Find time this season to set aside your telescope and seek the night sky's ghostly glows.

Moon with Regulus and Algieba, Feb. 23, 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, February 23 – March 3

The full Moon splits the Sickle, the dawn Moon occults Antares, carnivore constellations stand up in the east, and the zodiacal light is at its evening best.

Observing

Astronomy for "Cloudy, Cloudy Nights"

If you have clouds in your forecast, don't give up! There’s plenty of astronomy to be enjoyed even on overcast nights.

Moon passing Pleiades and Aldebaran, Feb. 16-17, 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, February 16 – 25

The Moon waxes from first quarter to full this week, traveling from the Pleiades past the not-quite-twin heads of Gemini to the Sickle of Leo. The Big Dipper and Cassiopeia stand in balance. Venus meets Mars low in the dawn.