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Lunar eclipse composite Nov 19 2021

Celestial News & Events

Solar and Lunar Eclipses in 2022

Although no total or annular solar eclipses occur this year, skywatchers can look forward to two total lunar eclipses — the first ones observable across North America in more than 3 years.

Venus, Mars, Antares at dawn, Jan. 22, 2022

This Week's Sky At a Glance

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

As Jupiter gets lower now, Orion and Gemini rise high, the Winter Triangle pivots on Sirius, the Great Square sinks and the Big Dipper creeps up.

Mare Orientale gravity map

Solar System

Set Your Sights on This Lunar Bull’s-Eye

Go ahead, live on the edge: Grab your chance this month to see Mare Orientale, one of the most spectacular lunar seas most people have never seen.

Astronomy in Space with David Dickinson

Interstellar Probe Proposed to Explore the Solar Neighborhood

A unique mission concept known as Interstellar Probe would venture beyond the solar system and probe our neighborhood environment.

Asteroid makes close approach

Celestial News & Events

Watch an Asteroid Race Across the Sky

The kilometer-wide, potentially hazardous asteroid 1994 PC1 will fly past Earth on January 18th. Good news on two counts: It won't hit us, and it's bright enough to see in a 4-inch telescope.

Neptune-size exomoon around a giant planet (art)


Needle in the Haystack: New Exomoon Candidate Found

Astronomers may have found a second Neptune-size exomoon hidden in the retired Kepler space telescope’s data.

This Week's Sky At a Glance

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

Jupiter stands alone at dusk. The Moon dances with Castor and Pollux while Iris creeps in the background. And you can't keep Venus down for long; its tiny crescent reappears at dawn.

3D galaxy map


Astronomy in Pictures: Largest 3D Map of Our Universe and a Stellar Intruder

This week astronomers have announced the completion of the largest 3D map of galaxies across the cosmos, plus exquisite radio observations show what happens when a stellar intruder interrupts planet formation.

Enceladus's plumes

Solar System

Do the Plumes from Saturn’s Icy Moon Reach Down to Its Ocean?

The plumes erupting from Saturn's moon Enceladus may originate in slush in the moon's icy crust rather than its deep, subsurface ocean.

Local Bubble lined with stellar nurseries

Milky Way

1,000-light-year "Bubble" Is the Source of All Nearby Baby Stars

Supernovae that carved out the Local Bubble, a cavity around the Sun, have also triggered star formation at the bubble's edges.

Twelve for dinner

Milky Way

Stellar Streams Are Revealing Their Secrets

A detailed study of 12 streams of stars swirling in and around the Milky Way will ultimately help shed light on our galaxy's dark matter halo.

An artist's impression of the dramatic outflows from an active galaxy’s nucleus.


Dwarf Galaxies Shed Light on Black Hole Origins

Astronomers are searching nearby dwarf galaxies for the ancient origins of supermassive black holes.

Flame Nebula

Stellar Science

The Flames of Orion and a Supergiant Star's End

Astronomers watch starbirth and stardeath, capturing a unique view of a stellar nursery and witnessing a supergiant's supernova.


Astronomy in Space with David Dickinson

Deployment of the James Webb Space Telescope Is Complete

The James Webb Space Telescope has unfolded its primary mirror, marking the end of the deployment phase for the observatory.

Saturn and Mercury in the sunset, Jan. 12, 2022

Celestial News & Events

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

Mercury draws close to Saturn low in twilight, then turns shy and runs away. Jupiter watches from above. The Moon, careless of such goings-on, waxes through first quarter to show off for your telescope.

Map of the Milky Way and the C-19 stellar stream

Milky Way

Astronomers Discover Celestial Ruins on Our Galaxy’s Edge

A stream of stars scattered across 15 degrees of sky was once part of a globular cluster torn apart by our galaxy’s gravity. The stars represent some of the oldest in the Milky Way.

Comet 19P/Borrelly on Dec. 30, 2021

Explore the Night with Bob King

Comet-seeking on Cold, Crunchy Nights

Did the recent apparition of Comet Leonard whet your appetite for more of these beautiful unpredictables? Here are five more you can see with your telescope this season.


Spacecraft and Space Missions

Critical Step Complete as Webb Space Telescope Deploys Sunshield

Its sunshield now in place, the James Webb Space Telescope is unfolding by the numbers while en route to its new home.

Moon Venus Mars & Mercury before dawn on Jan 28-30

Sky Tour Astronomy Podcast

January: Evening Planet Adieu

There’s no better way to start the new year than listening to our monthly Sky Tour astronomy podcast. It’s an informative and entertaining 12-minute guided tour of the nighttime sky.

Moon Saturn and Mercury on 3-4 Jan 2022

Celestial News & Events

This Week's Sky at a Glance, December 31 – January 8

As the calendar flips to a new year, the night sky brims with bright stars, planets, and a potential meteor shower to help you celebrate.

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