Exploring Bright Galaxy Groups in Leo
Leo, the Lion, stands high in the southern sky during the early spring. We visit some of the constellation's brighter galaxy clumps then go asteroid hunting.
March — A Good Time to Visit Vesta
Dip into this easy guide to seeing the brightest asteroid, Vesta, and understanding what makes it unique.
A Deep-sky Hippity-hop through Lepus, the Hare
Snare a dozen bright double stars and deep-sky objects in the celestial Hare the next clear night. We also provide details on how to watch the potentially hazardous asteroid Apophis occult a star the night of February 21st.
Planets and Comets Can't Hide from SOHO's Eye
With the help of the Solar Heliospheric Observatory you can not only keep track of the planets in the daytime sky but maybe even discover a comet.
Comet Watch 2021
If you own an 8-inch or larger telescope you might see more than a dozen new and returning comets this year, including one potential naked-eye candidate.
Foraging for Deep-sky Delights with Capella, the Goat Star
We explore deep-sky riches within a stone's throw of Capella, one of the season's brightest stars.
Jupiter and Saturn Embrace in Solstice Conjunction
Jupiter and Saturn fashion the Great Conjunction of 2020 when they pair up on December 21st, the winter solstice. That evening they'll be closest in nearly 400 years.
A South American Total Eclipse
The Moon’s shadow visits Chile and Argentina again. If you can't be there, watch online!
Explore the Night with Bob King
A Banner Year for the Geminid Meteor Shower
With no Moon to brighten the night, this year's rich Geminid meteor shower should be one of the best ever. Find a spot away from city lights, dress warmly, and don't forget the hot chocolate.
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.
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.
Explore the Night with Bob King
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.
Explore the Night with Bob King
Behold Mars! The Best View Until 2035
After a two-years hiatus Mars returns big and bright at opposition on October 13th, its best apparition until September 2035.
Explore the Night with Bob King
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.
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.
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.
Explore the Night with Bob King
Perseids Peak August 11–12 — Get Ready for the Show
The Perseid meteor shower is like no other. Every August it delivers up to 100 meteors an hour in pleasant weather conducive to getting outside and staying up late. What's more, most kids still aren't in school, making it possible for the entire family to enjoy the event.
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.
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 Delights at Dawn
Skywatchers are treated to a naked-eye comet as NEOWISE emerges into the the dawn sky.