121–140 of 1,473 results
Moon passing Mars, Castor and Pollux, March 7, 8, 9, 2025

Celestial News & Events

This Week's Sky at a Glance, March 7–16

A late-night total eclipse of the Moon highlights the coming week, and never mind that this is a minimoon. Sirius holds the meridian at nightfall, just as the Winter Triangle tips to balance on its brightest point.

The Moon with the Pleiades and Jupiter on March 5 and 6, 2025

Celestial News & Events

This Week's Sky at a Glance, February 28 – March 9

The Moon passes four bright planets this week, starting as a thin crescent below Mercury on February 28th, passing by Venus this weekend, and visiting Jupiter and Mars later in the week.

Thin Moon with Mercury and faint Saturn very low in twilight, Feb. 28, 2025

Celestial News & Events

This Week's Sky at a Glance, February 21 – March 2

Venus, after standing alone, is joined by the crescent Moon and low little Mercury in twilight late this week. Higher in the night, Jupiter and Mars continue in their distinctive triangles.

Jupiter with Aldebaran and the Pleiades, mid-February 2025

Celestial News & Events

This Week's Sky at a Glance, February 14 – 23

Jupiter makes a triangle with Aldebaran and the Pleiades. Mars makes a nicer triangle with Pollux and Castor. The pre-dawn Moon hangs with Spica, then Antares.

Venus thick crescent

Celestial News & Events

See Crescent Venus This Valentine's Day

In a delightful cosmic coincidence, Venus will shine brightest on Valentine's Day.

Moon passing Mars and Gemini, Feb. 8-9, 2025

Celestial News & Events

This Week's Sky at a Glance, February 7 – 16

Watch the bright Moon step past Mars, Castor, and Pollux. They bunch up on Sunday evening the 9th. Then on Tuesday and Wednesday, "full moon" spans two evenings.

Six planets in a row

Celestial News & Events

Planets “Parade” with Waxing Moon

The "planet parade" isn't over yet — the waxing Moon will pair with the planets in the coming week, with a pretty Venus-Moon pairing on February 1st.

Like last month, the waxing crescent Moon pairs up with Saturn and Venus on consecutive evenings. But this time the pairings are closer, and Venus comes second.

Celestial News & Events

This Week's Sky at a Glance, January 31 – February 9

The waxing crescent Moon pairs up with Saturn, then Venus. On the night of the 5th the Moon occults some of the Pleiades. Looking wider, the Winter Hexagon fills much of the February sky.

R Leo with Leo's Sickle

Celestial News & Events

Take a Look at R Leonis, Leo's Giant Ticker

Big, bright and red, the Mira variable R Leonis portends the Sun's fate. A pair of binoculars is all you need to get acquainted.

Mars passing Pollux and Castor, Jan. 24, 2025

Celestial News & Events

This Week's Sky at a Glance, January 24 – February 2

Mars pulls away from Pollux this week. The winter Milky Way crosses the zenith. Lepus, the Hare under Orion's feet, offers a famous nearby double star and a rare winter globular cluster.

Comet ATLAS (C/2024 G3) breakup evolution

Celestial News & Events

Comet ATLAS Caught in the Act of Disintegration

Nucleus falls to pieces, but the comet continues on!

Mars near Pollux and Castor, Jan. 24, 2025

Celestial News & Events

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

Brilliant Mars, just past opposition, outshines its neighbors Pollux and Castor in the east. Venus and Saturn pull apart in the southwest. Orion dominates the high southeast after dinnertime, with searing white Sirius sparkling below it.

Comet ATLAS (C/2024 G3) at dusk

Celestial News & Events

Grab Your Binoculars for Comet ATLAS's Brief Sunset Show

Northern Hemisphere skywatchers can now spot this horizon-skirting comet. It's a beauty.

Celestial News & Events

See January's "Planet Parade," plus Comet ATLAS Now Visible in Daylight

With lots of planets and a bright comet vying for our attention, January is an exciting month for skywatchers!

Full Moon with Mars under Castor and Pollux at dusk, Jan. 13, 2025

Celestial News & Events

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

After occulting the Pleiades last Thursday, the Moon will occult Mars for the continental U.S. on Monday evening, January 13th. In the southwestern twilight, Saturn and Venus draw together toward conjunction. Jupiter shines high.

Comet ATLAS (C/2024 G3) over Mexico

Celestial News & Events

Comet ATLAS (C/2024 G3) — Catch it if You Can

Grab your binoculars for a chance to see Comet ATLAS as it plunges toward perihelion.

Crescent Moon passing Venus and Saturn after dark, Jan. 3-4, 2025

Celestial News & Events

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

The waxing Moon passes Venus and Saturn, then next Thursday evening it occults the Pleiades! Sirius rises at nightfall, and Algol dips twice.

Lunar eclipse montage (Sep 2015)

Celestial News & Events

Solar and Lunar Eclipses in 2025

Although no total solar eclipses occur this year, skywatchers can look forward to two total lunar eclipses — including one that will be visible across North America.

Quadrantid shower

Celestial News & Events

Watch Quadrantid Meteors Fly and the Moon Occult Saturn

The annual Quadrantid meteor shower kicks off the new year under moonless skies. European observers will see the Saturn occultation in person; the rest of us via livestream.

Perseid meteor and Milky Way

Celestial News & Events

The Best Meteor Showers in 2025

You’ll fight a bright Moon to watch August’s beloved Perseid meteor shower in 2025. But it should be an excellent year for December’s strong Geminid shower.