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Astronomy offers you the most exciting, visually stunning, thorough, and timely coverage of the heavens above. Each issue includes expert science reporting, vivid color photography, complete sky-event coverage, spot-on observing tips, informative telescope reviews, and more. All of this comes in an easy-to-understand user-friendly style that's perfect for astronomers at any level.
Walking back from Caltech’s computer center, I felt uneasy. The universe wasn’t behaving as advertised, and I had believed the advertisements. It was the early 1970s, and I was an astronomy graduate student. Dave Rogstad (my thesis...
Astronomers have detected helium leaking from a rocky exoplanet, a sign it has an atmosphere. It is the first such detection around an Earth-like world in its star’s habitable zone, where temperatures allow liquid water on its...
In the local universe, it is common to find galaxies that have stopped forming new stars. These so-called quiescent galaxies have lived for billions of years and over that time, gradually exhausted their star-forming gas. By contrast,...
With the state of light pollution these days, getting good astrophotos can require going to dark places. But having an imaging rig you can travel with will make dark-sky trips much easier. Here are some tips for building an effective travel rig.
