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5 Sky Events This Week: Orion’s Meteors, Hidden Sun, and Zodiacal Light

October’s skies delight the eyes, for stargazers this week.

5 Sky Events This Week: Moon Buzzes Beehive, Comet Barnstorms Mars

Sky-watchers enjoy parting views of Saturn, the “lord of the rings,” this week, along with the moon joining a star cluster and a historic encounter between the red planet and an icy interloper.  Sinking Saturn. Starting Tuesday, October 14, sky-watchers get their last chance to see Saturn as it quickly continues to sink in the…

Volcanoes Reveal Lunar Eruptions Long-Lived

Lunar volcanoes look surprisingly long-lived to astronomers.

Sky Events This Week: Green Giant, Blood Moon, and Dragon Spits Fire

    Amid excitement over a total eclipse, stargazers also can look forward this week to some starry surprises and a minor meteor shower. As always, the skies offer plenty of sights worth staying up to see. Uranus Opposition.   Uranus officially reaches opposition on Tuesday, October 7. That means the outer planet will be…

Amazing Photo of Wild Duck Cluster

The Wild Duck Cluster takes flight, to stargazers’ delight.

6 Sky Events This Week: Cosmic Swan and Eagle Take Flight

A treasure trove of starry sights fill the night skies this week.

Astronomers Clue in to Why Binary Stars Are So Bountiful

Everyone needs some alone time—even stars. Astronomers now think they have an explanation as to why so many stars are single or double stars. While most stars are born in clustered stellar nurseries, the great majority we see across the cosmos spend their lives as loners or double stars.  A new study published this week in…

Monsters Gobble Galaxies to Grow

Galactic cannibalism makes for some enjoyable mayhem for stargazers.

Cosmic Dust Clouds Gravitational Wave Finding

Dust may explain away a gravitational wave discovery.

4 Sky Events This Week: Rival of Mars Does Battle With Red Planet

Mars meets a rival this week, delighting stargazers.

Milky Way Mysteries Mapped

  Ever look up and wonder how many stars are out there in the night sky, and where did all these stars come from? Now astronomers have actually counted every single twinkling star visible from the night skies of Earth—and the number is astounding. Using the giant 8.2-foot (2.5-meter) glass eye of the Isaac Newton…

4 Sky Events This Week: Moon Points to Crab and Leo’s Heart

A Lion’s Heart and some starry graveyards come this way for skywatchers.

Watch Final Summer Supermoon Tonight

A supermoon is on the rise.

Newfound “Pitbull” Asteroid Will Zip By Earth on Sunday

Good news, folks: The world won’t end on Sunday, when an asteroid nicknamed “Pitbull” will zip past Earth. But asteroid 2014 RC will provide some virtual sky-watching drama for fans of celestial flybys. (Related: “Asteroids and Comets.”) Discovered independently by two different observatory teams on August 31, the 60-foot-wide (20 meters) space rock will come closest to Earth at…

5 Sky Events This Week: Milky Way Gems Sparkle While Venus Snuggles With Leo

A bright moon steers skywatchers to Milky Way wonders this week.