SUNSET: 
August Will Have Two New Moons! What’s the Big Deal?
First there were "blue Moons;" now there are "black Moons." What do these terms mean . . . and do they matter?
Lonely Pluto Is More than a Speck
With Saturn pointing the way, it's easy to venture into the Kuiper Belt this summer and pay a visit to Pluto.
Celebrate Apollo 11 with a Visit to Armstrong, Aldrin and Collins Craters
Find the craters named for the three astronauts who flew the first manned mission to land on the Moon.
Meet Canopus, the Second Brightest Star
The second-brightest star after Sirius, Canopus is visible in southern skies, shining out of the constellation Carina.
A Spoonful of Saturn to Sweeten the Night
Move over Jupiter, it's time for Saturn to shine! At opposition this week, the ringed planet is at its brightest and closest for the year.
Where Have All the Comets Gone?
It seems like forever since a bright comet has come around. We look at current and future prospects.
How Low Can You Go? Journey to the Bottom of the Sky
How Low Can You Go? Journey to the Bottom of the Sky
Plan for the Next Total Solar Eclipse
Totality is addictive — once you've seen one total solar eclipse, you're hankering for the next one. Some exciting destinations are getting ready for their dances with darkness.
Explore the Night with Bob King
Welcome Back, Milky Way!
Twilight's end brings the return of the summer Milky Way to the eastern sky. We unravel the anatomy of our home galaxy by teasing out the hidden structures within that glowing band.
Explore the Night with Bob King
Jupiter Is Outstanding at Opposition
Prime-time Jupiter viewing kicks off this month when the planet reaches opposition on June 10th.
SpaceX Launches First Volley of Starlink Satellites
The 60 Starlink satellites parading across the sky make an incredible sight, but some skywatchers wonder at what cost to the night.
Explore the Night with Bob King
See Bright Nebulae Millions of Light-Years Away
We leave the Milky Way behind and venture out to explore giant star-bursting regions in the galaxies M101 and NGC 2366.
Watch International Space Station Flybys All Night Long
The annual International Space Station marathon viewing season begins later this week, when skywatchers in the Northern Hemisphere can watch up to five successive ISS passes in one night.
Explore the Night with Bob King
The Moon Bumbles Into the Beehive Friday
The thick crescent Moon occults oodles of stars in the Beehive star cluster Friday evening for much of the Americas.
Meet Spica, the Ear of Grain
Meet Spica, the "ear of grain" in the constellation Virgo. This bright star is actually part of a binary orbiting so closely, they tug each other out of spherical shapes and whirl around each other every four days.
Explore the Night with Bob King
Hunting Bright Variable Stars in M5 and M13
Globular clusters are packed with variable stars, some of which are easy to see and follow in amateur telescopes. We explore M5 and M13, two of the season's finest.
Double Date with a Dragon
For your enjoyment, a diverse selection of double stars in Draco for small and medium telescopes.
Yanking Markarian's Chain
Markarian's Chain, a remarkable arc of bright galaxies, is your ticket to the Virgo Cluster. Hop aboard!
Explore the Night with Bob King
Twinkle, Twinkle Quasi-Star — 12 Quasars for Spring Evenings
Quasars are among the brightest and most distant objects in the universe. Many are visible in amateur scopes if you know just where to look. We'll help you track them down.
Pop in on Pallas and Iris Tonight
Break out your binoculars or telescope the next clear night for a peek at the bright asteroids Pallas and Iris, both at opposition this spring.
