SUNSET: 
This Week's Sky at a Glance, March 27 – April 5
Winter's gone, but the Winter Hexagon remains (for now). Trace out this gigantic asterism right after dark before it sinks. Jupiter glares inside its top.
This Week's Sky at a Glance, March 20 – 29
The waxing Moon grows along the horns of Taurus, then passes first quarter as it bunches up with Jupiter and the heads of the Gemini twins.
Latest News on the Kreutz Sungrazing Comet C/2026 A1 MAPS
As the comet prepares for its perilous perihelion passage, we look at what to expect.
This Week's Sky at a Glance, March 13 – 22
A rare, near perfect young-Moon challenge awaits North Americans after sunset on March 19th. Jupiter rules the evening from on high in central Gemini.
This Week's Sky at a Glance, March 6 – 15
Bright Jupiter highlights the Gemini stick-figure twins standing on either side of it. Down below, the Winter Triangle balances on its Sirius point.
Dawn Delight: Total Lunar Eclipse on March 3rd
March opens with a spectacular total lunar eclipse. Our guide will help you make the most of it.
This Week's Sky at a Glance, February 27 – March 8
Jupiter forms a T with the Moon, Pollux, and Castor on Friday February 27th. Low in the western twilight, Saturn and Venus close in on each other. And can you catch the total lunar eclipse on the morning of March 3rd?
This Week's Sky at a Glance, February 20 – March 1
Three of the five naked-eye planets emerge in the fading afterglow of sunset. The first-quarter Moon Tuesday passes as close to straight up as you may ever see it. And can you try for Sirius B?
Watch the Young Moon Greet Mercury at Sunset
On February 18th, the willowy crescent has a close shave with Mercury, so close that it occults the planet from some U.S. cities.
Comet 29P/Schwassmann-Wachmann Bursts as "Ice Volcano" Erupts
After a recent explosive outburst, Comet 29P/Schwassmann-Wachmann is bright enough to see in a medium-sized telescope.
This Week's Sky at a Glance, February 13 – 22
Three planets await you in the western twilight, though low Venus is a toughie. The crescent Moon passes them and, for the lucky, occults Mercury. Dog and Hare accompany Orion. And can you find Kemble's Cascade?
This Week's Sky at a Glance, February 6 – 15
The Winter Hexagon encompasses the brightest winter stars. Near Orion, the Big Dog prances and the Hare crouches. And the moonless dark this week opens telescopic deep-sky depths.
New Kreutz Comet C/2026 A1 May Dazzle
A distant Kreutz comet heading our way may grow a glorious tail in April.
This Week's Sky at a Glance, January 30 – February 8
The dazzling Moon occults Regulus Monday night while Regulus is busy announcing February. Betelgeuse turns the Winter Hexagon into the Heavenly G.
This Week's Sky at a Glance, January 23 - February 1
The waxing Moon marches east across the evening sky. It says hello to binary Gamma Arietis on Saturday, then occults some of the Pleiades for Europe on Tuesday. But it's past them by nightfall in North America.
Nights with Mira, a Most Wonderful Star
Mira the Wonderful is back! Of course, it's always been there, but now it's near maximum brightness and easily visible with the unaided eye.
This Week's Sky at a Glance, January 16 – 25
This winter the biggest planet is the brightest. The brightest star pins the Winter Triangle. And did you know Capella and Rigel march in step?
Solar and Lunar Eclipses in 2026
This year offers an interesting mix of celestial coverups: a total solar eclipse viewable from Spain and two deep lunar eclipses (one total, one not quite) visible across North America. The fourth, an annular solar eclipse, will be confined to the bottom of the world.
This Week's Sky at a Glance, January 9 – 18
Jupiter is at opposition. Evenings are moonless, and the winter Milky Way arches high over the world. Betelgeuse stands over Sirius.
An extremely rare Callisto event on January 10th
Observers across America may witness a special transit and shadow event of Jupiter’s moon on opposition day.
