SUNSET: 
Comet K1/ATLAS Crumbles, Interstellar Comet 3I/ATLAS Delights
Watch an Oort Cloud comet disintegrate before your eyes. Meanwhile, interstellar intruder 3I/ATLAS is brighter than expected.
Double Solar Eruptions Spark Widespread Aurora
Last night's aurora painted the sky in reds, greens and even oranges. It's expected to return tonight!
See Saturn's Rings at Their Thinnest
Saturn's as edgy as it'll get for the next 13 years. With special visual treats in store, here's what to keep eyes on the planet this month.
Explore the Night with Bob King
All Eyes on Interstellar Comet 3I/ATLAS
An alien comet will soon depart from the Sun's glare and enter the morning sky. It may be even brighter than expected, so get ready for the observing opportunity of a lifetime.
Dip a Toe in the Orionid Meteor Stream on Oct. 20-21
Circumstances are ideal for watching debris from Halley's Comet set the morning sky ablaze.
Two Bright Comets Converge on Northern Hemisphere Skies
After a dearth of bright comets earlier this year, we look forward to an exciting month ahead.
Australian Astronomer Discovers Back-to-back Novae!
John Seach hit the jackpot, discovering novae in both Centaurus and Sagittarius within a day of each other.
Last Call for a Remarkable Titan Shadow Transit
Titan joins its shadow for a "grand finale" this October.
New Comet SWAN (C/2025 R2) Pops Out from Behind the Sun
Ukrainian amateur discovers a bright, new comet now in the evening sky.
Sweet Prospects for Comet Lemmon (C/2025 A6)
A promising comet could reach naked-eye brightness next month. Here's how to track it.
The Mystery of Leslie Peltier's "Two Tiny Diamonds"
How a determined amateur astronomer may have hit on the identity of a Cepheid variable double star described by a beloved author.
Moon or Not, the Perseid Meteor Shower Is On!
Sure, the Moon will be a problem. But clouds are worse. Don't miss one of the best meteor showers of the year.
Thumbs Up for the Delta Aquariid Meteor Shower
Meteor-watchers will be busy this month and next. Not only are the Southern Delta Aquariids peaking soon, but they get a boost from additional minor showers.
Rare Interstellar Comet Buzzes Solar System
A newfound comet from a remote star system may become bright enough to see in amateur telescopes this November.
See Dual Naked-Eye Novae, a Rare Cosmic Coincidence
What's rarer than a naked-eye nova? Having two of them at the same time!
Exploding Fireball Drops Meteorites Over Georgia
Space rocks pelt Georgia after Thursday's thunderous bolide.
Explore June's Dusky Crescent Moon
The Moon returns to the evening sky this week to show off its elegant crescent and invite us to tour its nightside.
Bright Nova Lights Up Lupus Constellation
A newly-discovered nova in Lupus is on the rise and approaching naked-eye visibility. Here's how to see it.
When Wildfires Imperil Our Night Skies, See Double and Variable Stars
As wildfire season expands, observers across much of the country try to make do.
Major Flare Could Spark Severe Geomagnetic Storm Sunday Night, June 1st
Tips for viewing tonight's hoped-for aurora whether your skies are clear or smoky.
