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Total Solar Eclipse Madras, Oregon

Celestial News & Events

The "Great American" Solar Eclipse Is Just a Year Away

A long totality passing through Mexico, the U.S., and Canada beckons — and planning ahead will be crucial.

Mercury below Venus in the western twilight, April 7, 2023

Celestial News & Events

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

Mercury emerges this week far below Venus at dusk, while Venus makes its way toward the Pleiades. Orion turns his belt horizontal for the warming weather.

Lunarisms locator

Moon

Pleasures of Lunar Pareidolia

Do you still see animal shapes in clouds? If so, you'll enjoy doing the same with the Moon, home to the Moon Maiden, a giant pair of scissors, and other fantastic specters of light and shadow.

Moon passing Mars in Gemini, March 27-28, 2023

Celestial News & Events

This Week's Sky at a Glance, March 24 – April 2

The Winter Hexagon fills the west after dark. The waxing Moon steps east across the evening sky from Venus past the Pleiades, then past Mars.

The crescent Moon hops over Venus in twilight, March 23-24, 2023

Celestial News & Events

This Week's Sky at a Glance, March 17 – 26

The crescent Moon visits Venus. The Orange Triangle turns nearly equilateral. And as evening grows late, Arcturus begins to dominate the low northeast. It's turning spring.

C/2023 A3 orbit

Explore the Night with Bob King

Anticipating Comet Tsuchinshan-ATLAS (C/2023 A3)

Newly discovered Comet C/2023 A3 might reach naked-eye brightness when it flies past Earth in 2024. Check out our forecast of what to expect to see in the months ahead.

Big Dipper

Explore the Night with Bob King

Tell Time with the Big Dipper; See Ceres Transit a Spiral Galaxy

Phone battery dead? Learn how to tell time with the Big Dipper. Also, don't miss a remarkable transit of Ceres in front of the bright spiral galaxy M100.

Venus and Jupiter in the west at dusk, March 10, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, March 10 – 19

Venus and Jupiter widen in twilight. Mars, Aldebaran, and Betelgeuse form a triangle of similar orange sparkles. And there's lots to explore with optical aid off the trailing foot of Gemini, including the Toes.

Moon crossing Leo at nightfall, March 5-6, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, March 3 – 12

Venus and Jupiter draw majestically apart in the evening twilight, 1° farther each day. Much higher, Mars makes its third pass in the last five months between the horntip stars of Taurus.

Red aurora

Auroras

Aurora Season Is Underway

These are the nights to get ready for the auroras — and tonight may be your lucky night. Not only is the current solar cycle swiftly intensifying, March is one of the best times of the year to see the northern lights.

Venus and Jupiter at conjunction, March 1, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, February 24 – March 5

Venus and Jupiter, the two brightest celestial objects after the Sun and the Moon, shine together in the western twilight before, during, and after their March 1st conjunction.

Crescent Moon, Venus, Jupiter in twilight, Feb. 21-22, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, February 17 – 26

Venus and Jupiter put on a dramatic show in twilight, as they creep toward each other for a March 1st conjunction. The crescent Moon passes though, almost kissing Jupiter on Wednesday the 22nd.

Mars with Aldebaran and the Pleiades, mid-February 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, February 10 – 19

Comet ZTF is fading and receding into the distance. On the other hand, it's now conveniently placed high overhead in early evening in a moonless sky; the waning Moon doesn't rise until late.

Mars, Aldebaran, and the Pleiades in late twilight, Feb. 10, 2023

Celestial News & Events

This Week's Sky at a Glance, February 3 – 12

Comet ZTF is still near its brightest, moonlight and all. Around the Big and Little Dog Stars, trace out the stick-figure patterns of the big and little dogs. A ghostly unicorn haunts the inside of the Winter Triangle.

Comet ZTF E3 dust tail

Comets

See Comet ZTF (C/2022 E3) Dash Between Big and Little Dippers

Forget the hype and go outside to enjoy the real thing — a relatively bright comet you can see in binoculars from a dark sky.

This Week's Sky At a Glance

This Week's Sky at a Glance, January 27 – February 5

Comet ZTF is at its best this week — but every night moonlight encroaches on the scene until a later and later hour. Along the way, the Moon occults Mars for the southern U.S. and again forms isosceles triangles with naked-eyestars.

Crescent Moon passing Venus and Saturn in conjunction, Jan. 22-23, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, January 20 – 29

Venus and Saturn have a close conjunction in twilight. Comet ZTF heads into its best week. And Betelgeuse overtakes Sirius ever earlier in the night.

Celestial News & Events

See a Giant Sunspot!

If you have a solar filter, check out the sunspot group AR 3190 that's crossing the solar disk this week.

Venus and Saturn at dusk, Jan. 13, 2023,

Celestial News & Events

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

Saturn starts the week well above bright Venus in twilight. Watch them close in on each other toward their conjunction on the 22nd. Jupiter and fading Mars shine high. Sirius sparkles below Orion, and binocular Comet ZTF enters its best three weeks.

Cloud map for 2023's annular solar eclipse

Celestial News & Events

Solar and Lunar Eclipses in 2023

Although no total lunar eclipses occur this year, skywatchers can look forward to two “central” solar eclipses — including an annular event in October whose path runs from Oregon through Texas.