61–80 of 2,213 results
Waning Moon and Jupiter around midnight, Sept 3-4, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, September 1 – 10

Vega culminates at the zenith around the end of twilight. Arcturus and the Dipper sink through the evening. Saturn and Jupiter rule the late-night hours, and Venus shines at dawn.

Cloud cover along the path of totality will be lesser toward the south

Celestial Objects to Observe

El Niño and the 2024 Total Solar Eclipse

What will the ongoing El Niño event do to the chance of cloud cover along the 2024 total solar eclipse track?

Celestial News & Events

The Moon Is "Blue" This Wednesday...Or Is It?

If skies are clear this Wednesday, you'll see the full Moon — but it's not the "true" Blue Moon.

Full Moon and Saturn at opposition, Aug. 30, 2023

Celestial News & Events

This Week's Sky at a Glance, August 25 – September 3

Saturn comes to opposition. Vega crests at the zenith, while Arcturus declines in the west. Venus shines at dawn. Go out before dawn's very first light, and you get an Orion-starring preview of the evening sky at New Year's.

Comet Nishimura C/2023 P1

Explore the Night with Bob King

New Comet Nishimura May Become Naked-Eye Bright

Comet Nishimura is quickly brightening in the morning sky and may be faintly visible with the naked eye next month. And on August 24th observers in North America will be treated to an occultation of Antares.

Eclipse map

People, Places, and Events

2024 Total Solar Eclipse: 25 Events, Festivals, and Places to Stay

Some ideas for those who still need a place to go on April 8, 2024, to see the total solar eclipse.

Moon passing Spica at dusk, Aug 9-21, 2023

Celestial News & Events

This Week's Sky at a Glance, August 18 – 27

The waxing Moon passes Spica and then will occult Antares for much of North America. Saturn reaches opposition this week. The Andromegasus Dipper scoops up as summer wanes.

Diagram of Moon-Earth orbit

Eclipses

How Rare Is a Solar Eclipse?

There are two solar eclipses every year — so why are they so rare?

2016 Perseids

Meteors

Get Ready for a Great Perseid Meteor Shower

The Perseids are here! With no Moon to spoil the show it's time to break out the lawn chairs, sit back, and watch the comet dust fly.

The Moon with Jupiter and the Pleiades, dawn of Aug 8 and 9, 2023

Celestial News & Events

This Week's Sky at a Glance, August 4 – 13

We're approaching the peak of the Perseid meteors. Vega claims the zenith as the Teapot claims the south. In twilight, Mars has a friendly but not very intimate date with Mercury.

Moon and Saturn Aug 29-30 2023

Sky Tour Astronomy Podcast

August Podcast: Blue Moon and Perfect Perseids

Many skywatchers look forward to seeing the Perseid meteors every August, and this month’s Sky Tour episode why they’ll be especially good this year. You’ll also learn what's so special about the full Moon that falls on the night of August 30–31.

Celestial Objects to Observe

Eclipse Apps, Books, Videos: Resources for the 2024 Total Solar Eclipse

Find some of our favorite resources for the April 8, 2024, solar eclipse, including apps, video explainers, children's activities, and books.

Saturn and Moon at dawn, Aug. 3, 2023

Celestial News & Events

This Week's Sky at a Glance, July 28 – August 6

Venus turns super-interesting and then disappears. Mercury lingers behind it in twilight. So does little Mars in third place. On the other side of the sky, the Moon passes Saturn.

12P/Pons-Brooks evolution

Celestial News & Events

See Comet 12P/Pons-Brooks in Outburst!

Comet Pons-Brooks, a dim comet on its way to a great apparition next spring, suddenly sprang into action overnight, brightening by five magnitudes. Now you can see it in a 4-inch telescope.

Waxing Moon passing Gamma Virginis (Porrima) and Spica, July 23-24, 2023

Celestial News & Events

This Week's Sky at a Glance, July 21 – 30

Low in twilight, Mercury consorts with Venus and squeaks by Regulus. The waxing gibbous Moon does what it does every July: crosses Scorpius and Sagittarius.

Waxing crescent Moon passing Mercury, Venus, Mars; July 18-20, 2023

Celestial News & Events

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

Venus, Mercury, and Mars, very unequal, gather low in the western twilight with the crescent Moon stepping over them and Regulus in their midst. And do you know which way the Kite of Boötes bends?

Nova Persei expansion

Explore the Night with Bob King

Time-lapse Animations Reveal a Universe in Transformation

Deep-sky objects may appear static throughout our lifetime but by carefully "blinking" archival and current images we can discern real changes in their appearance.

Mars and Regulus in conjunction near Venus, July 19, 2023

Celestial News & Events

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

Mars meets Regulus while Venus looks on. Scorpius comes to its July height — bearing its double stars, Cat's Eyes, and Little Cat's Eyes. And keep a lookout for noctilucent clouds at the end of dusk.

Ophiuchus and Scorpius

Sky Tour Astronomy Podcast

July: Scorpion & Serpent Handler

Count on our monthly Sky Tour podcast to help you get the most out your casual stargazing. It’s a fun and informative way to introduce yourself to the nighttime sky!

Venus, Mars and Regulus at dusk, June 30, 2023

This Week's Sky At a Glance

This Week's Sky at a Glance, June 30 – July 9

Full Moon in the Teapot. Are the colors of brights easier to discern in moonlight? Twilight? Mars closes in on Regulus as Venus watches. And the supernova in the Pinwheel Galaxy is still 12th magnitude.