Explore the Night with Bob King
Tiny Asteroid Flora and Mighty Uranus Team Up
Both Uranus and the asteroid 8 Flora came to opposition on Halloween. Catch them both in the same corner of the sky the next clear night.
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.
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.
See Beyond the Celestial Sphere: Follow These Lines into Space
For a little perspective, observe along a line that takes you to the Moon, past Jupiter and Saturn, the Kuiper Belt, and onward into our galaxy.
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.
This Week's Sky at a Glance, September 4 – 12
Mars is big, bright and close as it nears opposition! It nears the gibbous Moon this weekend.
Meet Antares: The Star That Is Not Mars
Antares is a red supergiant that — like Betelgeuse — will one day go supernova.
August 2020: Planets & Perseids
The Perseids are upon us — and as you're looking out for shooting stars, look for Jupiter and Saturn low in the southeast as soon as night begins to fall.
July 2020: Welcome Jupiter & Saturn
July's 11-minute Sky Tour astronomy podcast describes what to see in the summer sky in a casual, engaging way that your whole family can enjoy.
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.
June 2020: Stars of Early Summer
Our 10-minute Sky Tour astronomy podcast guides you to planets, stars, and constellations in the early-summer sky in a casual, engaging way that your whole family can enjoy.
Globular Clusters Await: Hello, Messier 3!
Globular cluster season is here. Time to get out your charts, binoculars, and telescopes and enjoy these wondrous objects.
See Spring's Finest Spiral Galaxies
Spring skies offer some of the best sights of spiral galaxies. Point your scope at some of these magnificent cosmic whirlpools.
See the Phases of Venus
If you have a set of binoculars or a telescope, watch for Venus’s thinning crescent over the next couple weeks.
This May, Find the Star Pattern That Spans All Seasons
Widen your view to see the All-Season Triangle asterism, whose stars span the year.
Comet SWAN Expected to Put on a Splendid Show
Comet SWAN will grace northern skies in the days to come.
The Big Dipper: Hop to Spring's Sky Sights
The Big Dipper is one of the most familiar sights in the Northern Hemisphere’s night skies. You can use its stars to locate other fun targets.
May 2020: Venus & Mercury at Dusk
Would you like to learn your way around the night sky in just 10 minutes? This month's Sky Tour astronomy podcast helps you to navigate all across the late-spring sky like a stargazing veteran. No experience or equipment needed!
Chase a Potentially Hazardous Asteroid As It Flies by Earth
Break out your binoculars or a small telescope, we've got a busy week ahead! Watch as a bright asteroid approaches Earth, the Moon steals a star, and Comet ATLAS's last hurrah.
Meet Dubhe, Giant of the Big Dipper
Of the seven stars in the Big Dipper, Dubhe is an outlier. Its color, speed across the sky, and evolutionary age set it apart from its comrades.