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3-D outburst

Astronomers have created the first high-resolution 3-D model of the expanding cloud produced by Eta Carinae in the 19th century

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Black hole fireworks

Jets from M106's black hole reduce the available gas for star formation

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Find your way around the night sky with our new app!

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Organic conundrum

Life building blocks found in LMC stars are more varied

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Uwingu Mars

Name a crater ... make an impact!

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Starmus 2014 Rocks Astronomy!

Join astronomy’s greatest minds in the Canary Islands, September 22–27, 2014. New speakers continue to be announced!

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Summer observing

Easy-to-find objects in this season's sky

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Titan tales

The saturnian moon's building blocks might predate the ringed planet

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Astronomy is available on the App Store!

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Diamond dwarf

Remarkable white dwarf star possibly coldest, dimmest ever detected

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Faroe Islands Eclipse

Join Astronomy magazine and MWT Associates, Inc., March 14–23, 2015, as they take in totality from these unspoiled North Atlantic islands. Learn more »

Summer Sweepstakes

WIN a Celestron telescope and more!

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Happy anniversary!

The Curiosity rover marks its first martian year on the Red Planet

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3-D outburst

Astronomers have created the first high-resolution 3-D model of the expanding cloud produced by Eta Carinae in the 19th century

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PICTURE OF THE DAYsee all »

The Whale and the Hockey Stick

The Whale Galaxy (NGC 4631, center) and the Hockey Stick (NGC 4656–7, lower left) lie in the constellation Canes Venatici the Hunting Dogs. The small elliptical galaxy NGC 4627 floats just above the Whale in this image. All these objects lie approximately 25 million light-years away. (3.5-inch Astro-Tech AT90DT refractor at f/6.7, SBIG ST-8300M CCD camera, LRGB image with exposures of 120, 50, 50, and 50 minutes, respectively)
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