21–40 of 143 results
Dawn planet line

Explore the Night with Bob King

Solar System Gets its Ducks in a Row

We'll have not one but many opportunities to enjoy a rare lineup of the bright planets over the next few weeks. Amazingly, they'll be aligned in order of their distance from the Sun.

Tau Herculid fireball

Explore the Night with Bob King

Tau Herculid Meteors Surprise and Delight

We touch on the highlights of the memorable Tau Herculid meteor shower and also report on the recent outburst of the recurrent nova U Scorpii.

4 planets and Moon 24June2022

Sky Tour Astronomy Podcast

June: Pre-dawn Planet-Palooza

Download this month's Sky Tour podcast to find out where and when to spot a rare alignment of five planets in the sky before dawn.

Denebola

Night Sky Sights

Meet Denebola, and Catch a Lion by the Tail

Meet Denebola, the tail of Leo, the Lion. This young star is a fast rotater but otherwise not that different from our Sun.

Geminid meteor shower

Meteors

Update on a Possible Outburst of Meteors

Will there be a new meteor shower on the night of May 30–31? There's only one way to find out.

Big Dipper

Explore the Night with Bob King

A New Way to See the Big Dipper

Unlike most asterisms, many of the Big Dipper's stars really are physically connected. They belong to a loosely bound stellar stream called the Ursa Major Moving Cluster.

Moon & planets 24-26 May 2022

Sky Tour Astronomy Podcast

May: An Eclipse, Planets & More

Download this month's Sky Tour podcast to find which planets are visible in the morning and evening skies, along expert tips for how to view the total lunar eclipse on May 15–16.

Four planets before dawn April 25-27

Sky Tour Astronomy Podcast

April: Dancing Planets at Dawn

With the arrival of April, you’re likely to spend more time outdoors under the stars. So why not bring along our monthly Sky Tour astronomy podcast? It provides an informative and entertaining 12-minute guided tour of the nighttime sky. Download the April episode to explore the fascinating movement of four planets in the sky before dawn.

Comet ATLAS (C/2019 L3)

Explore the Night with Bob King

Comets to View in 2022

Like comets? We've got 11 frozen fuzzies to share with you in the coming months, including a couple that could become fine binocular objects.

Canis Minor

Celestial Objects to Observe

Meet Procyon, Orion’s Littler Dog

Meet Procyon, the brightest of the few stars in Canis Minor, the Lesser Dog. On its way to becoming a giant, this star is part of the Winter Triangle and Wniter Hexagon asterisms.

Saturn 2011 Cassini

Explore the Night with Bob King

Will Saturn Sprout Spots this Observing Season?

As Saturn returns to the morning sky, will this otherwise serene-looking planet experience another bout of severe weather? Keep your eyes peeled for white spots!

Shackleton Crater

Celestial Objects to Observe

Meet Shackleton Crater: Future Moon Landing Site

Shackleton Crater at the lunar south pole is a site of future exploration — and you can even see it through your telescope during favorable librations.

Full moon and Earth shadow

Explore the Night with Bob King

Uncovering Secrets of Earth's Shadow

The daily rising and setting of Earth's shadow is a beautiful sight anyone on the planet can view. It's also an opportunity to witness the rapid changes that accompany sunset or sunrise, but at the opposite end of the sky.

Moon-Venus-Mars-Saturn March 27-28

Sky Tour Astronomy Podcast

March: Sirius in the Spotlight

Whether you’re just getting started in astronomy or simply looking to do some casual sky-watching, our monthly Sky Tour astronomy podcast provides an informative and entertaining 12-minute guided tour of the nighttime sky. Download the March episode to find and learn about Sirius, the brightest star in the night sky.

Southern Milky Way gazing

Explore the Night with Bob King

Reveling in the Winter Milky Way

With the Moon departing the evening sky, now's a good time for a closer look at the northern winter Milky Way and its southern summer counterpart, too. No equipment required!

Observing the stars

Night Sky Sights

See the Sun from Other Stars

We journey to distant suns to look back at our solar system and see its place among the stars.

Orion's neighborhood

Sky Tour Astronomy Podcast

February: Orion’s Neighborhood

Our monthly Sky Tour astronomy podcast provides an informative and entertaining 12-minute guided tour of the nighttime sky. Download February’s episode to explore the colorful constellations that surround Orion, the Hunter.

Mare Orientale gravity map

Celestial Objects to Observe

Set Your Sights on This Lunar Bull’s-Eye

Go ahead, live on the edge: Grab your chance this month to see Mare Orientale, one of the most spectacular lunar seas most people have never seen.

Comet 19P/Borrelly on Dec. 30, 2021

Explore the Night with Bob King

Comet-seeking on Cold, Crunchy Nights

Did the recent apparition of Comet Leonard whet your appetite for more of these beautiful unpredictables? Here are five more you can see with your telescope this season.

Moon Venus Mars & Mercury before dawn on Jan 28-30

Sky Tour Astronomy Podcast

January: Evening Planet Adieu

There’s no better way to start the new year than listening to our monthly Sky Tour astronomy podcast. It’s an informative and entertaining 12-minute guided tour of the nighttime sky.

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