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Moon shines with Jupiter and Saturn, Oct. 15, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, October 15 – 23

The gibbous Moon shines under Jupiter and Saturn, then waxes to full under the Great Square of Pegasus. Cassiopeia stands on end high in the northeast, as Capella glitters far below.

Moon, Venus, Antares at dusk, Oct. 9-10, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, October 8 – 16

The crescent Moon returns to the evening sky, passing Venus, then the Saturn and Jupiter pair. Venus itself passes Delta Sco and then Antares. Auroras may shimmer, the Draconids may sputter; the sky never ceases to call.

Waning Moon passing Regulus at dawn, Oct. 2-3, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, October 1 – 9

Venus shines in twilight; watch Antares and the head of Scorpius slide toward it. Check out Jupiter, and hop from Saturn to two binocular double stars. The evenings are dark for deep-sky observing; the waning Moon crosses Leo before dawn.

Jupiter and Saturn in Capricornus, late Sept. 2021

Celestial News & Events

This Week's Sky at a Glance, Sept. 24 – Oct. 2

Jupiter and Saturn shine in the south-southeast at dusk, Venus low in the southwest. They're all close to the ecliptic, so a straight line from Jupiter through Saturn points almost exactly to Venus. Don't believe it? Stretch a string tightly between your hands wide apart, hold it up to the three planets, and see for yourself!

Moon under Saturn and Jupiter, Sept. 16-18, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, September 17 – 25

The waxing gibbous Moon shines with Jupiter and Saturn on its way to full. And as summer turns to fall, Deneb replaces Vega as the zenith star after dusk.

This Week's Sky At a Glance

This Week's Sky at a Glance, September 10 – 18

The evening Moon steps eastward over Scorpius as it waxes through first quarter. All four giant planets await your telescope in early to late evening.

Venus and Mercury in twilight, Sept. 5, 2021

Celestial News & Events

This Week's Sky at a Glance, September 3 – 11

Spica glimmers demurely under showy Venus in the western twilight. Try for Mercury way down to their lower right. Jupiter and Saturn dominate the evening south.

Jupiter and Saturn in Capricornus, early Sept. 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, Aug. 27 – Sept. 4

Venus, Jupiter, and Saturn are all getting a little higher in early evening. Vega passes the zenith soon after dark; Deneb does so two hours later. Andromeda is up in the east.

Moon under Saturn and Jupiter, Aug. 20-21, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, August 20 – 28

Jupiter and Saturn are just past opposition, so they dominate the sky all night. They inhabit dim Capricornus, which pushes Sagittarius westward. Venus, even showier, owns the western twilight but sets by full darkness.

The waxing gibbous Moon passing over Scorpius, Aug. 16-17, 2021

Celestial News & Events

This Week's Sky at a Glance, August 13 – 21

The Moon waxes from first quarter to gibbous in the evening sky, offering some of its most interesting telescopic aspects. Venus grows more insistent in the western twilight. And Jupiter and especially Saturn pose well in the southeast to south by late evening.

Crescent Moon passing Venus, Aug 9-11, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, August 6 – 14

It's Perseid meteor week! Venus lights the western twilight. Saturn and Jupiter are up in the southeast by mid-twilight and await your telescope later at night. And explore the deep-sky glories of Sagittarius before moonlight returns.

Waning Moon crossing Gemini, Aug. 5-6, 2021

Celestial News & Events

This Week's Sky at a Glance, July 30 – August 7

Saturn is at opposition this week, and Jupiter is soon to follow. Will your scope show the Seeliger effect of Saturn's opposition rings? Venus continues to haunt the low west in twilight. And in the south, Sagittarius starts nudging Scorpius aside.

Celestial News & Events

This Week's Sky at a Glance, July 23 – 31

Saturn and Jupiter shine in the southeast by late evening. The bright Moon passes them on the 24th through 26th. Venus continues to sit patiently, changelessly, low in the west in twilight. Bootes and the Big Dipper mark the western sky after dark; the Summer Triangle emblazons the east.

Venus, Regulus, Mars low in twilight, July 21, 2021

Celestial News & Events

This Week's Sky at a Glance, July 16 – 24

Venus shines in the western twilight as Mars sinks away. Jupiter and Saturn rise in late dusk. And after dark, Scorpius shows off at its very best in the south.

The crescent Moon passes Venus and Mars in conjunction, July 11-12, 2021

Celestial News & Events

This Week's Sky at a Glance, July 9 – 17

Bright Venus and tiny Mars come to conjunction low in the western twilight, as the crescent Moon stands watch. On the other side of the sky, Saturn and Jupiter rise after dark. And before moonlight comes back, delve the deep sky in Scorpius and Sagittarius.

Moon between Pleiades and Aldebaran, dawn July 6, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, July 2 – 10

Bright Venus and faint little Mars close in on each other low in the western twilight. Scorpius, laden with interesting stars and deep-sky targets, is highest in the south right after dark. Sagittarius, even richer, follows behind. Saturn and Jupiter rise in late evening.

Venus and Mars in the west at dusk, late June 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, June 25 – July 3

Showy Venus and shy little Mars draw closer together in the western dusk. In the east, the Summer Triangle holds sway after dark with the Milky Way behind it.

Venus and Mars in the western twilight, June 21, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, June 18 – 26

Summer begins. The Honey Moon poses with Spica, Scorpius, and the Teapot as it waxes from gibbous through full this week. Venus lines up, briefly, with Castor and Pollux

Moon, Mars, Venus in twilight, June 11-12, 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, June 11 – 19

The crescent Moon passes Venus, Pollux, Castor, and Mars in the evening twilight. The Big Dipper hangs down; the Little Dipper floats up. And greet the "Betelgeuse of summer."

Mars, Pollux, Castor in twilight, early June 2021

This Week's Sky At a Glance

This Week's Sky at a Glance, June 4 – 12

Pollux and Castor slide down past Mars in the west, while Venus, shining brightly below, tries to hog attention. On the other side of the sky, the enormous arch of the Milky Way hoves into view after dark behind the Summer Triangle.

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