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Tonight

Moon sweeps by Taurus August 2, 3 and 4 mornings
The waning moon sweeps through Taurus the Bull on the mornings of August 2, 3 and 4, 2021. Let it guide you to the Bull's prominent stars.
Bruce McClure
August 1, 2021

Brightest Stars

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Exquisite Albireo, a much-loved double star
July 31, 2021
Spica, bright beacon of Virgo, is 2 stars
July 15, 2021
Summer Triangle star: Altair spins fast!
July 8, 2021
Summer Triangle star: Deneb is distant and luminous
July 7, 2021

Favorite Star Patterns

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Northern Cross: Backbone of Milky Way
July 18, 2021
Coathanger cluster: Looks like its name
July 17, 2021
The Scorpion’s Crown and its stellar neighborhood
July 9, 2021
Find the famous Summer Triangle
June 25, 2021

Astronomy Essentials

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EarthSky’s August 2021 guide to visible planets
July 31, 2021
Transits of Jupiter’s moons ahead: A triple!
July 30, 2021
EarthSky’s 2021 meteor shower guide
July 30, 2021
Perseid meteor shower 2021: All you need to know
July 26, 2021

Clusters Nebulae Galaxies

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The Omega Nebula is a star-forming region
July 20, 2021
The awesome beauty of the Eagle Nebula
July 19, 2021
Omega Centauri is the Milky Way’s largest star cluster
May 27, 2021
The Coma Cluster contains thousands of galaxies
April 7, 2021

Constellations

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Scutum the Shield is named for a Polish king
July 30, 2021
Scorpius? Here’s your constellation
July 19, 2021
Summer Triangle and 3 small constellations
July 9, 2021
Virgo? Here’s your constellation
May 27, 2021
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