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Jupiter Uranus 12P comet

Explore the Night with Bob King

Jupiter Meets Uranus in Twilight; Supernova Erupts in Nearby Spiral Galaxy

Jupiter aligns with distant Uranus before it exits the evening sky as a bright supernova flares in the southern galaxy NGC 3621.

Mars and Saturn very low in the dawn, April 13, 2024

Celestial News & Events

This Week's Sky at a Glance, April 12 – 21

Jupiter is easy to spot, shining low in the west at nightfall. Near it are Uranus and Comet Pons-Brooks, tougher catches that require binoculars or a wide-field telescope — and some finding skills.

Crescent Moon passing Jupiter and Pleiades at dusk, April 10-11, 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, April 5 – 14

Venus and Jupiter may shine through the blue sky during the April 8th solar eclipse even if the eclipse for you is only deep partial. After dark, Orion walks down in the southwest.

Mars and Saturn April 2024

Sky Tour Astronomy Podcast

April Podcast: Planets in Transition

April’s evening skies offer plenty of stars to check out. However, aside from Jupiter low in the west, planets are in short supply. Our latest Sky Tour podcast helps you track down Mars, Saturn, and much during April’s pleasant nights.

Pleiades over Jupiter in twilight, April 5, 2024

This Week's Sky At a Glance

This Week's Sky at a Glance, March 29 – April 7

What? You say you're bored? The evening sky is moonless, the two Dog Stars align vertically, the Big Dipper dumps into the Little Dipper, and the Springs of the Gazelle cross the zenith.

Little Rock, AR April 8 all-sky view

Explore the Night with Bob King

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.

Celestial News & Events

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

Celestial News & Events

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.

Betelgeuse close-up

Explore the Night with Bob King

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


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


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

Meet the Stars

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


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


DIY Project: Make an Eclipse Sundial

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

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