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3rd gravitational wave detection is about much more than black holes

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Enceladus’ sea floor has hydrothermal vents like ours

Where there's heat and water on Earth, there's life. Read more >>>

Get ready for our first image of a black hole

The Event Horizon Telescope will peer into the space immediately surrounding our galaxy's supermassive black hole. Read more >>>

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Join our newest Norway Aurora Tour

See the sights and sounds of the Arctic Circle, and see one of the most spectacular light shows on Earth. Click here>>>

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25 facts you should know about the August 21, 2017, total solar eclipse

Astronomy's Senior Editor Michael Bakich covers 25 important things to think about for this summer's total solar eclipse. Read more>>>

New Horizons hit a milestone

After months of traveling, the spacecraft is halfway to its next target. Read more >>>

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Join our Costa Rica tour

Journey to the Central American paradise for the Southern Sky Party. Read more >>>

Check out our longform features!

When big news happens or a huge story needs to be told, it's time to dig deep. Read more>>>

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The Real Reality Show

Join our editor-in-chief David Eicher on an expedition through the heart of science headlines. Read More>>>

Learn to identify 36 constellations

Best Seller!

Get to know Pluto with this 12" globe from Astronomy.

Prepare for totality

Find everything you need to know about the 2017 solar eclipse, all in one place. READ MORE>>

Are You Eclipse Ready?

Shop our selection of solar eclipse books, maps and more »

Fast radio burst "afterglow" is a black hole

The signal came from a galaxy's core, not the burst. Learn more »

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New Planet 9?

If this giant world exists, it would be 10 times the mass of the Earth.

Get started in the hobby>>

You'll find tons of useful tips, terms, product reviews, and more in our 5 part email series

3rd gravitational wave detection is about much more than black holes

PICTURE OF THE DAYsee all »

The Bubble Nebula

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NASA unveils detailed maps and flyby videos for New Horizons anniversary.

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Making Contact: Jill Tarter and the SETI Search

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Ending all life on Earth would take a pretty big object

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Soupy mix of minerals a ‘jackpot’ on Mars

A ‘Star Trek’-like anti-matter engine could power humanity to the nearest star

Are we nearing finding the first moon outside our solar system?

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EQUIPMENTsee all »

$Stellarvue's SV70T 2 3/4-inch refractor$

Meet a small, awesome imaging scope

We test Vixen's new eyepiece line

Denkmeier's 3-D eyepieces

We test Denkmeier's 3-D eyepieces

FREE PREVIEW

Astronomy tests Celestron’s SkyProdigy 6

This 6-inch telescope sets a new standard for ease of use.

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VIDEOSsee all »

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August 2017: The Great American Eclipse

The Real Reality Show: Philosophy of Science

July 2017: Water on Mars

The Real Reality Show: The Milky Way Makes Extreme Particles

SCISTARTER

The Eclipse Megamovie

Turn 2017 eclipse images into a movie for science »

GALLERIES see all »

Barnard 312

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M3 during bright moonlight

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Globular cluster M12 in Ophiuchus

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