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Venus & Mercury on May 21 2020

Night Sky Sights

May 2020: Venus & Mercury at Dusk

Would you like to learn your way around the night sky in just 10 minutes? This month's Sky Tour astronomy podcast helps you to navigate all across the late-spring sky like a stargazing veteran. No experience or equipment needed!

Celestial Objects to Observe

Chase a Potentially Hazardous Asteroid As It Flies by Earth

Break out your binoculars or a small telescope, we've got a busy week ahead! Watch as a bright asteroid approaches Earth, the Moon steals a star, and Comet ATLAS's last hurrah.

Big Dipper, stars labeled

Meet the Stars

Meet Dubhe, Giant of the Big Dipper

Of the seven stars in the Big Dipper, Dubhe is an outlier. Its color, speed across the sky, and evolutionary age set it apart from its comrades.

Bob King blog post

Explore the Night with Bob King

Shadow-casting with Venus

Venus has a been powerful presence at dusk for months — bright enough to cast shadows. How would you like to put it to the test? The Moon won't spoil the darkness until at least April 24th — April 25th if you wait till after moonset — making it the perfect time to see your own shadow by the light of another celestial body.

Night Sky Sights

A Farewell to Orion

As winter transitions into spring, the mighty hunter is gradually slipping into evening twilight as new constellations rise in the east.

Sky Tour podcast: Moon and planets at dawn April 2020

Night Sky Sights

April 2020: Planets Aplenty

This month's Sky Tour astronomy podcast highlights how Venus flirts with the Pleiades star cluster after sunset, then leads you to views of Jupiter, Saturn, and Mars together in the predawn sky.

Canis Major

Night Sky Sights

A Bino Tour of the Big Dog

For observers looking for a quick outing with binoculars, Canis Major offers a set of lovely attractions that includes a trio of open clusters.

Celestial Objects to Observe

Easy-to-find Deep-sky Objects for Cold Nights

Cold weather keeping you inside at night? Limit your time outdoors and make the most of your telescope time with these easy-to-find deep-sky gems.

Gibbous Moon

Night Sky Sights

Diving Into the Moon's Bay of Rainbows

This curious lunar feature — visible the nights of March 4th and April 2nd — is a delight in small scopes or even binoculars.

Pleiades

Night Sky Sights

Meet the Pleiades, the Seven Sisters

The Pleiades are actually a star cluster of thousands of stars enshrouded in dust and gas, and they're easy to find if you know where to look.

M35 in Gemini

Night Sky Sights

Explore the Winter Hexagon

This expansive region is home to plenty of bright stars and deep-sky wonders.

Celestial Objects to Observe

Catch the Full Moon High in the Sky for Telescope Treats

A nearly full Moon offers plenty to see and ponder.

Night Sky Sights

A Quick Tour of Orion, the Hunter

The evening sky this week presents a near perfect opportunity to explore winter's marquee constellation, Orion, with binoculars or a small telescope.

The Great Square of Pegasus

Explore the Night with Bob King

Deep-sky Dive Into the Great Square of Pegasus

We return to Pegasus, but this time with a telescope to find a grab-bag of overlooked deep-sky treasures.

The Great Square of Pegasus

Astronomy and Stargazing Projects

Counting Stars in the Great Square

Test the limits of your vision — and the darkness of your sky — by taking a plunge into the Great Square of Pegasus.

Altair skyscape

Celestial Objects to Observe

Meet Altair, the Eagle’s Eye

Altair, centerpiece of Aqulia, the Eagle, is the twelfth-brightest star in the night sky and one of the closest stars to Earth.

Deep Sky

Treasure Hunting in the Hall of the Deep-Sky King

Cepheus, the King, has hidden his treasure well but not so much that curious amateurs can't find more than enough to stuff their pockets.

Night Sky Sights

Meet Barnard’s Star, Our Red Dwarf Neighbor

This faint red dwarf star is famous not because it's bright but because it's fast-moving — you can actually see it moving across the sky if you track it over several years.

Canopus

Meet the Stars

Meet Canopus, the Second Brightest Star

The second-brightest star after Sirius, Canopus is visible in southern skies, shining out of the constellation Carina.

Spica and Corvus

Celestial Objects to Observe

Meet Spica, the Ear of Grain

Meet Spica, the "ear of grain" in the constellation Virgo. This bright star is actually part of a binary orbiting so closely, they tug each other out of spherical shapes and whirl around each other every four days.