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This Week's Sky at a Glance logo

This Week's Sky At a Glance

This Week's Sky at a Glance, July 28 – August 5

The Sagittarius Teapot is in the south after darkness is complete.

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This Week's Sky At a Glance

This Week's Sky at a Glance, July 21– 29

Starry Scorpius is sometimes called "the Orion of Summer" for its brightness and its prominent red supergiant (Antares in the case of Scorpius, Betelgeuse for Orion). Catch Scorpius due south just after dark now. It's full of deep-sky objects for binoculars or a telescope

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This Week's Sky At a Glance

This Week's Sky at a Glance, July 14 – 22

Mercury is having a poor apparition low in evening twilight this month. But it's bright enough (magnitude –0.2 this evening) that you can pick it up anyway if the air is good and clear.

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This Week's Sky At a Glance

This Week's Sky at a Glance, July 7 – 15

The full Moon is low in the southeast as the stars come out Saturday evening. Look far to the Moon's upper left for Altair, and far to the Moon's upper right for Saturn.

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This Week's Sky At a Glance

This Week's Sky at a Glance, June 30 – July 8

The Moon forms a broad triangle with Jupiter and Spica in the southwestern sky during twilight and nightfall on July 1, 2017.

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This Week's Sky At a Glance

This Week's Sky at a Glance, June 23 – July 1

This is the time of year when the two brightest stars of summer, Arcturus and Vega, are equally high overhead soon after dark: Arcturus in the southwest, Vega toward the east.

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This Week's Sky At a Glance

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

The term "Midsummer's Night" is left over from when the seasons were commonly defined as beginning and ending around the cross-quarter days.

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This Week's Sky At a Glance

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

For an easy-to-use constellation guide covering the whole evening sky, use the big monthly map in the center of each issue of Sky & Telescope, the essential guide to astronomy.

This Week's Sky at a Glance logo

This Week's Sky At a Glance

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

For an easy-to-use constellation guide covering the whole evening sky, use the big monthly map in the center of each issue of Sky & Telescope, the essential guide to astronomy.

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This Week's Sky At a Glance

This Week's Sky at a Glance, May 26 – June 3

  Friday, May 26 • While twilight is still bright, can you catch the thin crescent Moon just above the west-northwest horizon? The Moon is only about 1¼ days old as seen at the time of dusk for North America (because new Moon was at 3:44 p.m. EDT yesterday the…

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This Week's Sky At a Glance

This Week's Sky at a Glance, May 19 – 27

Three zero-magnitude stars shine after dark in May: Arcturus high in the southeast, Vega much lower in the northeast, and Capella in the northwest.

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This Week's Sky At a Glance

This Week's Sky at a Glance, May 12 – 20

Three zero-magnitude stars shine after dark in May: Arcturus high in the southeast, Vega much lower in the northeast, and Capella in the northwest.

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This Week's Sky At a Glance

This Week's Sky at a Glance, May 5 – 13

  Friday, May 5 • Above the Moon tonight is Leo's tail star, Denebola (by about a fist at arm's length). Far to the Moon's lower left at dusk is bright Jupiter, with Spica farther on, as shown here. Saturday, May 6 • The Moon tonight forms a gently curving…

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This Week's Sky At a Glance

This Week's Sky at a Glance, April 28 – May 6

Jupiter, among the stars of Virgo, shines brightly in the southeast at dusk this week. It's highest in the south by 11 or midnight daylight saving time.

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This Week's Sky At a Glance

This Week's Sky at a Glance, April 21 – 29

Jupiter, in Virgo, shines like a beacon in the southeast at nightfall. It's highest in the south by 11 or midnight.

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This Week's Sky At a Glance

This Week's Sky at a Glance, April 14 – 22

Arcturus shines brightly in the east these evenings, to the left or upper left of even brighter Jupiter.

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This Week's Sky At a Glance

This Week's Sky at a Glance, April 7 – 15

In addition to three comets now in binocular view, Jupiter is at its biggest and brightest. Also look for summer star Vega in the northeast soon after dark.

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This Week's Sky At a Glance

This Week's Sky at a Glance, March 31 – April 8

Catch two comets through your binoculars, and watch the waxing crescent Moon approaching Aldebaran and the Hyades Friday evening.

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This Week's Sky At a Glance

This Week's Sky at a Glance, March 24 – April 1

Look up at the stars tonight and see the Little Dipper "pour" into the Big Dipper. Telescope users may try for Jupiter's moon in eclipse and Comet 41P.

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This Week's Sky At a Glance

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

Find the dim constellation Cancer on the traditional divide between the winter and spring sky. Last quarter Moon falls on Monday, March 20th.