SUNSET: 
500 Days Until the Total Solar Eclipse Over Antarctica
Travel to the ends of the Earth to experience a special — but risky — total solar eclipse in Antarctica.
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.
Explore the Night with Bob King
Two Bright Supernovae Light Up Nearby Galaxies
Two bright new supernovae — 2020nlb in M85 and 2020nvb in NGC 4457 — are now within the range of amateur telescopes in the western sky at nightfall.
Anticipation Grows for Comets NEOWISE and Lemmon
Two comets spark excitement for the coming week — NEOWISE might reach naked-eye visibility at dawn, while Lemmon will be visible in binoculars at dusk.
Watch the Moon Pair Up with Venus on June 19th
Two crescents — the Moon and Venus — meet in the sky in the wee hours of June 19th.
Explore the Night with Bob King
Nights of Noctilucent Clouds
Noctilucent clouds shimmer high in the sky during summer twilight at northerly latitudes.
Explore the Night with Bob King
Comet SWAN's Final Song
Despite early expectations Comet SWAN appears to be fizzling, providing yet another opportunity to appreciate what makes these objects so unique.
Explore the Night with Bob King
Supernovae Light Up in M61 and NGC 3643
Two new supernovae for amateur telescopes are keeping things lively this month.
Comet SWAN Expected to Put on a Splendid Show
Comet SWAN will grace northern skies in the days to come.
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.
New Comet Alert! Quartet of Comets Grace Our Skies
There's a lot happening in the northern sky these days, namely lots of comets! Comet ATLAS (C/2019 Y4) is still worth watching, but look for the new Comet SWAN (C/2020 F8) and Comet ATLAS (C/2019 Y1). And you can still catch a glimpse of our old friend, Comet PanSTARRS (C/2017 T2).
BepiColombo's Flyby Past Earth
BepiColombo, the joint ESA/JAXA Mercury-bound mission, will swing by the Earth on Friday.
Oh No! Comet ATLAS Is Fragmenting
Find out when and where to see Comet ATLAS (C/2019 Y4) — and stay tuned to see how bright (or not) this comet gets.
Explore the Night with Bob King
The Pleiades Welcome Venus
You can renew your own cosmic connection on Friday night, April 3rd. That's when the planet Venus will skirt the Pleiades star cluster in a spectacular dusk conjunction visible across much of the planet.
Earth Has A Mini-Moon — But Not for Long!
Two astronomers discovered a temporary mini-moon captured by Earth — but it's about to win its freedom.
New Horizons Recruits Amateurs to Sight Stars
The New Horizons team wants you to help measure the distance to two stars, yielding the longest-ever baseline measurement of a key cosmic yardstick.
March 2020: A Planet Trio and More!
During March, the cosmos offers a lot to see both before sunrise and after sunset. To get a guided tour of the month's highlights, play or download this month's Sky Tour episode.
The Fall and Rise of Betelgeuse
With its recent uptick in brightness, Betelgeuse appears to be slowly returning to normal. But will it? Astronomers urge us to keep watch.
Is Betelgeuse Approaching a Crossroads?
Astronomers all over are waiting with bated breath to see what Betelgeuse will do next. Is it going to start brightening again on February 21st? Or will it continue to surprise?
