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ann-druyan-on-cosmos-and-carl-sagans-legacy https://www.astronomy.com/issues/2020/page/11/ 2020 Issue | Page 11 of 14 | Astronomy.com https://www.astronomy.com/uploads/2021/09/ASYAN0420_04.png InStock USD 1.00 1.00 science article ASY 2023-05-18 2020-04-03 45505
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2020

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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Science

Ann Druyan on Cosmos and Carl Sagan’s legacy

Observing

Going to the dogs

Exoplanets, Planets, Solar System

In praise of nothing

Telescopes and Equipment

Intermediate and advanced guides

Exoplanets, Planets

Reflections on a sunset

The Sun

Have sunspots been observed on other stars?

Exotic Objects

How do astronomers calculate the mass of a black hole?

Robotic Spaceflight, Science

How do photons propel solar sails?

Galaxies

Discover the secrets of the Northern Pinwheel Galaxy

Cosmology

Do all galaxies have dark matter?

The Moon

Stephen James O’Meara: The lunar blackdrop effect

Observing, Observing Basics

Glenn Chaple: Picking a beginner’s guide

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