Bonus Poster: The Universe — from here to eternity

From the inner solar system out to the Virgo galaxy cluster, Astronomy takes you on a tour of our place in the cosmos.

Opening a new window on the Sun

With three instruments operating 24/7, the  Solar Dynamics Observatory is gleaning new insights into how magnetic fields control solar activity.

Web Extra: NASA’s newest eye on the Sun

The Solar Dynamics Observatory is viewing the Sun’s magnetic field from its origin beneath the surface to the rarefied gas in the corona.

What will happen when the next asteroid strikes?

Planetary scientist Clark R. Chapman explains the hazards of near-Earth objects colliding with our planet.

Web Extra: Earth as a target

Evidence of impacts is evident all over Earth’s surface.

Hollywood astronomy

Astronomy and space have influenced movies for more than a century. What is it that keeps audiences coming back for more?

Web Extra: Hollywood astronomy lite

Space can provide a fun setting for any movie without actually mattering to the story.

Web Extra: A look at La Voyage dans la lune

Join some of Astronomy’s editors on the very first cinematic space journey.

How to observe high-energy galaxies

Seyfert galaxies emit strange light that comes from supermassive black holes. Even better – many make great telescopic targets.

Web Extra: More Seyfert galaxies

Point your telescope at more of these high-energy celestial wonders.

All about prime-focus imaging

Capture star clusters, nebulae, and galaxies using a telescope as your camera’s lens.

Web Extra: How to image the sky

Our astrophotography series will have you becoming an accomplished imager in no time.

Track the sky with Vixen’s AXD Mount

Spot-on accuracy and an ultra-cool controller place this mount at the top of the heap.

Web Extra A review turns into a viewing session

I’ve put together an image gallery of celestial treats I observed both nights. I hope you can get out under a similarly dark sky and enjoy them like I did.

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