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2018

The world's best-selling astronomy magazine offers you the most exciting, visually stunning, and timely coverage of the heavens above. Each monthly issue includes expert science reporting, vivid color photography, complete sky coverage, spot-on observing tips, informative telescope reviews, and much more! All this in an easy-to-understand, user-friendly style that's perfect for astronomers at any level.
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Space Exploration

Why does the travel time from Earth to Mars vary?

Night sky over a sculpture at Observatorio Cerro Mayu
Science

The Astronomy in Chile Educator Ambassadors Program: Sharing the skies above Chile

Neutron stars are incredibly dense objects about 10 miles (16 km) across. Only their immense gravity keeps the matter inside from exploding; if you brought a spoonful of neutron star to Earth, the lack of gravity would cause it to expand rapidly.
Exotic Objects, Science

What would happen if a tablespoonful of a neutron star was brought to Earth?

Astrophotography

Secrets of nightscape photography

Astrophotography

Guide your camera to great shots

Observing

Will there be blood?

Deep-Sky Objects, Observing

Deep-sky objects to observe this winter

Science

Is Polaris visible from the Southern Hemisphere?

Telescopes and Equipment

Testing Planewave’s 17-inch scope

Observing

Totality over America

Telescopes and Equipment

Test your telescope under the stars

Galaxies, Science

How can a galaxy be over 27 billion light-years from Earth if the universe is only about 13 billion years old?

Posts pagination

1 2 3 … 18 Older posts
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