Discover Volcanic Smoke on Mars and the Star Cluster that Helped Create the Milky Way

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This week in the world of astronomy, discover volcanic smoke on Mars and the star cluster that helped create the Milky Way. Plus, meet Miranda, a puzzling Uranian moon.

Meet Miranda, a Puzzling Uranian Moon

Our passing glance at Miranda, the fifth-largest moon of Uranus, revealed a bizarre geology that has yet to be explained.

Noxious Smoke Hints at Active Volcanoes on Mars

The odor of hydrogen chloride in Mars’s atmosphere indicates that some form of volcanic activity is still going on.

Is This the Star Cluster That Helped Make the Milky Way?

The ancient globular cluster VVV CL001 might be almost as old as the universe. But its claim to fame rests on a single star, meaning more work needs to be done.

Euclid Space Telescope Is Filling Its Treasure Chest

With 30 times more sky surveyed, the European satellite lays the groundwork for cosmology breakthroughs.

Hera Spacecraft Peeks at Asteroid Moonlet

A new ultraviolet space telescope will fill a gap in the spectrum, bearing witness to cosmic cataclysms and probing the evolution of the early universe.

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Observing Highlights

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This Week's Sky at a Glance, November 13 – 22

Jupiter and Mars creep through their pre-dawn conjunction this week. Far lower left of them, Venus and Mercury rise to shine in early dawn.

Meet Bellatrix, the Amazon Star

It's fitting that Bellatrix, the star at Orion's other shoulder, takes the name of "woman warrior," but it wasn't always that way.

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Imaging Supernovae: Illuminate Echoes of Light

Here's how to reveal the reflected light of stellar explosions photographically.

November Podcast: Five Planets in View

This episode takes you on a tour of the stars and planets that you’ll see overhead during November.

Presented by: Celestron.

Now in Performances – Tickets on Sale!

One discovery can change everything. Experience Galileo, a new Broadway musical about the man who changed how we see the universe. Get your tickets today.

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ArcBlue C42: Smart Full-Frame Astrophotography System Tops $950K on Kickstarter

ArcBlue C42 brings a cooled, 24MP full-frame camera, Pulsar equatorial mount and on-sensor guiding into one system. Choose compatible lenses or telescopes through interchangeable optical interfaces. Control your session with a detachable magnetic touchscreen and export FITS or DNG files for further processing. Explore the system and current pledge options on Kickstarter.

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