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.
Ultima Thule revealed
NASA’s New Horizons spacecraft revealed this distant Kuiper Belt object to be a contact binary with many odd twists.
A visit to Chilescope Observatory
A trip south of the equator meant lots of work, but also some once-in-a-lifetime observations.
How Copernicus moved the Sun
This astronomer’s ideas forced humanity to consider our planet a ball of rock circling the fiery Sun, and not the center of the universe.
Tackle a globular cluster showdown
Which of these marvelous stellar groups looks best through your telescope?
A Chile afternoon in the Moon’s shadow
Observers along a narrow track that crosses South America will witness darkness at midday July 2.
Sky this Month
StarDome and Path of the Planets
In Every Issue