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Leonid fireball crossing Orion

Night Sky Sights

The Best Meteor Showers in 2021

Sky & Telescope predicts that the year's best meteor shower will be the strong, fireball-rich Perseids in mid-August.

Aldebaran vs. the Sun

Celestial Objects to Observe

Meet Aldebaran, the Bull’s Eye

Learn more about Aldebaran, the red-orange giant star that "follows" the Pleiades across the sky.

Capella and the Kids

Celestial Objects to Observe

Meet Capella, the Goat Star

Capella is the sixth-brightest star in the sky — and it's more than one star! The main two stars in the system are near-twins, bright yellow giants.

2001 Leonid storm

Celestial News & Events

Leonid Meteor Shower to the Rescue

Modest but reliable, the annual Leonid meteor shower returns this week. Take an hour or two to relax and enjoy the show.

ATLAS with a tail

Solar System

Comets Crawl through the Skies at Dawn and Dusk

Comets have been scarce since NEOWISE departed the scene. Not anymore. Suddenly, there are four fresh faces visible from dusk til dawn.

Bootes and the Big Dipper

Celestial Objects to Observe

Meet Arcturus: Guardian of the Bear

Arcturus is one of the brightest stars in the sky — a cool red giant in Bootes, the Herdsman, that's often tied mythologically to Ursa Major, the Bear.

Moon over Sequoia National Park

Moon

International Observe the Moon Night Is Here

International Observe the Moon Night is here. Step outside Saturday evening and admire our closest celestial neighbor with your family.

Caroline's Cluster

Celestial Objects to Observe

Explore Caroline Herschel's Celestial Showpieces

More than 200 years ago Caroline Herschel pointed her telescope at the heavens and discovered some of the finest deep-sky objects. Follow in her footsteps and see them for yourself.

Planets

Ice Giants: Neptune and Uranus

Spot Uranus and Neptune, and relive the original discoveries.

NTB via Juno

Celestial News & Events

Stormy Times on Jupiter, Comet Howell Steps Up, and More

Colder weather might be coming, but don't pack away that telescope! You'll miss a powerful storm that's remaking Jupiter's North Temperate Belt, a returning comet, Mira on the rise, and a bright supernova in the Great Bear.

Antares, imaged

Meet the Stars

Meet Antares: The Star That Is Not Mars

Antares is a red supergiant that — like Betelgeuse — will one day go supernova.

Algol

Celestial News & Events

Take a Roller Coaster Ride with Algol, a Fast Eclipsing Binary

How would you like to see a star drop two magnitudes in the time it takes to eat dinner? Easy to do. Just check out one of these fast eclipsing binaries — they'll make your head spin.

Looking back at Pluto

Solar System

Cool Off with Pluto This Summer

Pluto might be a challenging target but it's well worth the effort. Grab your telescope and see if you can spot this distant, chilly world.

people in a small boat pass in front of a large iceberg

Celestial Objects to Observe

500 Days Until the Total Solar Eclipse Over Antarctica

Travel to the ends of the Earth to experience a special — but risky — total solar eclipse in Antarctica.

Sharing Comet NEOWISE

Solar System

Comet NEOWISE Dazzles at Dusk

Comet NEOWISE has captivated skywatchers with its stunning tail. Now that it's moved into the evening sky and climbing higher each night even more people will get a chance to see it.

Comet NEOWISE

Comets

Comet NEOWISE Delights at Dawn

Skywatchers are treated to a naked-eye comet as NEOWISE emerges into the the dawn sky.

Lemmon in bloom

Comets

Anticipation Grows for Comets NEOWISE and Lemmon

Two comets spark excitement for the coming week — NEOWISE might reach naked-eye visibility at dawn, while Lemmon will be visible in binoculars at dusk.

Two crescents meet

Celestial Objects to Observe

Watch the Moon Pair Up with Venus on June 19th

Two crescents — the Moon and Venus — meet in the sky in the wee hours of June 19th.

Noctilucent clouds in British Columbia

Explore the Night with Bob King

Nights of Noctilucent Clouds

Noctilucent clouds shimmer high in the sky during summer twilight at northerly latitudes.

Ring Nebula

Deep Sky

Evenings with the Ring Nebula

Everyone loves this cosmic donut. Like Saturn, the Ring Nebula is a must-see for beginners and seasoned amateurs alike. Whether you're just cutting your deep-sky teeth or attempting to see its central star — one of visual astronomy's Holy Grails — the Ring has it all.

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