SUNSET: 
Anticipating Comet Tsuchinshan-ATLAS (C/2023 A3)
Newly discovered Comet C/2023 A3 might reach naked-eye brightness when it flies past Earth in 2024. Check out our forecast of what to expect to see in the months ahead.
Explore the Night with Bob King
Tell Time with the Big Dipper; See Ceres Transit a Spiral Galaxy
Phone battery dead? Learn how to tell time with the Big Dipper. Also, don't miss a remarkable transit of Ceres in front of the bright spiral galaxy M100.
Aurora Season Is Underway
These are the nights to get ready for the auroras — and tonight may be your lucky night. Not only is the current solar cycle swiftly intensifying, March is one of the best times of the year to see the northern lights.
Catch Birth Flickers of Budding Suns in Orion
Three flickering stars in Orion offer insight into what life looks like before the main sequence.
Understanding the Tails of Comet ZTF (C/2022 E3)
We explore Comet ZTF's remarkable trio of tails and share the latest news and photos.
See Comet ZTF (C/2022 E3) Dash Between Big and Little Dippers
Forget the hype and go outside to enjoy the real thing — a relatively bright comet you can see in binoculars from a dark sky.
Tiny Asteroid 2023 BU to Miss Earth
A recently discovered asteroid will pass exceptionally close to Earth on January 26th. Here's how to see it. Also, Comet ZTF (C/2022 E3) is brightening nicely, with three tails visible in binos.
Explore the Night with Bob King
Explore Double Stars in the "Winter Pair-a-gon"
The Winter Hexagon is not only key to finding six of the season's most prominent constellations but also a gateway to a more than a half-dozen delightful double stars.
All Eight Planets Line Up ... Again!
Echoing summer's great arc of planets at dawn, winter presents the full octet again, this time splayed across the evening sky.
Catch the Geminid Meteor Shower; Plus, Watch RW Cephei Fade
The luminous Geminid meteor shower returns. We also meet a binocular-bright star that may be experiencing Betelgeuse-like convulsions.
Explore the Night with Bob King
Mars Mesmerizes at Opposition
It may not be the closest opposition, but this time around Mars arcs high across the sky where good seeing promises sharp views. That's not all. On December 7th, one night before opposition, the full Moon occults the Red Planet!
Explore the Night with Bob King
Sneak Peek at Two Promising Comets
Ready to chase comets? We look at two fuzzy solar system travelers that will keep you on your toes all fall and winter long.
Explore the Night with Bob King
Election Eclipse — Last Total Lunar Eclipse till 2025
Set the alarm and bring plenty of coffee. We've got a total lunar eclipse coming that you don't want to miss.
Explore the Night with Bob King
All About the Dust — Orionids and Zodiacal Light
It doesn't take much to create a spectacle when it comes to astronomical observation. Just a pinch or two of dust.
Explore the Night with Bob King
Full Moon Fringe Benefits
The upcoming Hunter's Moon reminds us of the many ways we can enjoy observing our humble satellite.
Explore the Night with Bob King
Jupiter's Exceptionally Close Opposition
A sentinel in the autumnal sky, Jupiter marks its closest opposition since 1963.
Explore the Night with Bob King
Vega, the Star at the Center of Everything
While we may quibble about how to pronounce its name, there's no denying that Vega is one of the most fascinating and useful stars in the heavens.
Observe Vesta — and Own a Piece of It, Too
Vesta's bright and easy to find in binoculars and maybe even with the naked eye in late summer skies. It's also just as easy to acquire a piece of it without a multi-billion dollar space mission.
Perseids Are Coming, Full Moon or Not
Don't use a full Moon pass to skip this year's Perseid meteor shower. Right here, right now, we're going to help you make the most of it.
Solving an Earthshine Mystery
Something we take for granted about the crescent Moon's appearance may be nothing more than an optical illusion.